Home / 738,516.39-1,107,774.59-177,550.89

Finding the Fourth Proportional to 738,516.39, 1,107,774.59 and 177,550.89

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Solution

The fourth proportional to 738,516.39, 1,107,774.59 and 177,550.89 is: 266,326.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,516.39 : 1,107,774.59 = 177,550.89 : x
  2. Step 2: Convert to fraction form
    738,516.39/1,107,774.59 = 177,550.89/x
  3. Step 3: Cross multiply
    738,516.39x = 1,107,774.59 × 177,550.89
  4. Step 4: Simplify right side
    738,516.39x = 196,686,364,373.89
  5. Step 5: Solve for x
    x = 196,686,364,373.89/738,516.39
  6. Step 6: Final answer
    x = 266,326.34

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.