Home / 736,817.09-1,105,225.64-263,473.75

Finding the Fourth Proportional to 736,817.09, 1,105,225.64 and 263,473.75

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Solution

The fourth proportional to 736,817.09, 1,105,225.64 and 263,473.75 is: 395,210.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,817.09 : 1,105,225.64 = 263,473.75 : x
  2. Step 2: Convert to fraction form
    736,817.09/1,105,225.64 = 263,473.75/x
  3. Step 3: Cross multiply
    736,817.09x = 1,105,225.64 × 263,473.75
  4. Step 4: Simplify right side
    736,817.09x = 291,197,943,966.95
  5. Step 5: Solve for x
    x = 291,197,943,966.95/736,817.09
  6. Step 6: Final answer
    x = 395,210.63

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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.