Home / 864,755.70-1,193,472.95-502,107.36

Finding the Fourth Proportional to 864,755.70, 1,193,472.95 and 502,107.36

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Solution

The fourth proportional to 864,755.70, 1,193,472.95 and 502,107.36 is: 692,972.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,755.70 : 1,193,472.95 = 502,107.36 : x
  2. Step 2: Convert to fraction form
    864,755.70/1,193,472.95 = 502,107.36/x
  3. Step 3: Cross multiply
    864,755.70x = 1,193,472.95 × 502,107.36
  4. Step 4: Simplify right side
    864,755.70x = 599,251,552,155.91
  5. Step 5: Solve for x
    x = 599,251,552,155.91/864,755.70
  6. Step 6: Final answer
    x = 692,972.08

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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.