Home / 711,349.70-981,752.27-466,540.29

Finding the Fourth Proportional to 711,349.70, 981,752.27 and 466,540.29

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Solution

The fourth proportional to 711,349.70, 981,752.27 and 466,540.29 is: 643,884.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,349.70 : 981,752.27 = 466,540.29 : x
  2. Step 2: Convert to fraction form
    711,349.70/981,752.27 = 466,540.29/x
  3. Step 3: Cross multiply
    711,349.70x = 981,752.27 × 466,540.29
  4. Step 4: Simplify right side
    711,349.70x = 458,026,986,421.26
  5. Step 5: Solve for x
    x = 458,026,986,421.26/711,349.70
  6. Step 6: Final answer
    x = 643,884.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.