Home / 916,233.39-1,264,359.24-508,330.89

Finding the Fourth Proportional to 916,233.39, 1,264,359.24 and 508,330.89

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Solution

The fourth proportional to 916,233.39, 1,264,359.24 and 508,330.89 is: 701,472.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,233.39 : 1,264,359.24 = 508,330.89 : x
  2. Step 2: Convert to fraction form
    916,233.39/1,264,359.24 = 508,330.89/x
  3. Step 3: Cross multiply
    916,233.39x = 1,264,359.24 × 508,330.89
  4. Step 4: Simplify right side
    916,233.39x = 642,712,857,748.92
  5. Step 5: Solve for x
    x = 642,712,857,748.92/916,233.39
  6. Step 6: Final answer
    x = 701,472.86

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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.