Home / 703,898.48-1,051,981.30-514,755.92

Finding the Fourth Proportional to 703,898.48, 1,051,981.30 and 514,755.92

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Solution

The fourth proportional to 703,898.48, 1,051,981.30 and 514,755.92 is: 769,306.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,898.48 : 1,051,981.30 = 514,755.92 : x
  2. Step 2: Convert to fraction form
    703,898.48/1,051,981.30 = 514,755.92/x
  3. Step 3: Cross multiply
    703,898.48x = 1,051,981.30 × 514,755.92
  4. Step 4: Simplify right side
    703,898.48x = 541,513,601,904.30
  5. Step 5: Solve for x
    x = 541,513,601,904.30/703,898.48
  6. Step 6: Final answer
    x = 769,306.39

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.