Home / 981,502.52-1,472,253.96-307,583.60

Finding the Fourth Proportional to 981,502.52, 1,472,253.96 and 307,583.60

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Solution

The fourth proportional to 981,502.52, 1,472,253.96 and 307,583.60 is: 461,375.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,502.52 : 1,472,253.96 = 307,583.60 : x
  2. Step 2: Convert to fraction form
    981,502.52/1,472,253.96 = 307,583.60/x
  3. Step 3: Cross multiply
    981,502.52x = 1,472,253.96 × 307,583.60
  4. Step 4: Simplify right side
    981,502.52x = 452,841,173,131.06
  5. Step 5: Solve for x
    x = 452,841,173,131.06/981,502.52
  6. Step 6: Final answer
    x = 461,375.46

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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.