Home / 790,888.41-1,186,332.33-317,573.64

Finding the Fourth Proportional to 790,888.41, 1,186,332.33 and 317,573.64

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Solution

The fourth proportional to 790,888.41, 1,186,332.33 and 317,573.64 is: 476,360.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,888.41 : 1,186,332.33 = 317,573.64 : x
  2. Step 2: Convert to fraction form
    790,888.41/1,186,332.33 = 317,573.64/x
  3. Step 3: Cross multiply
    790,888.41x = 1,186,332.33 × 317,573.64
  4. Step 4: Simplify right side
    790,888.41x = 376,747,876,287.78
  5. Step 5: Solve for x
    x = 376,747,876,287.78/790,888.41
  6. Step 6: Final answer
    x = 476,360.35

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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.