Home / 708,876.53-1,063,381.01-282,309.47

Finding the Fourth Proportional to 708,876.53, 1,063,381.01 and 282,309.47

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Solution

The fourth proportional to 708,876.53, 1,063,381.01 and 282,309.47 is: 423,490.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,876.53 : 1,063,381.01 = 282,309.47 : x
  2. Step 2: Convert to fraction form
    708,876.53/1,063,381.01 = 282,309.47/x
  3. Step 3: Cross multiply
    708,876.53x = 1,063,381.01 × 282,309.47
  4. Step 4: Simplify right side
    708,876.53x = 300,202,529,341.17
  5. Step 5: Solve for x
    x = 300,202,529,341.17/708,876.53
  6. Step 6: Final answer
    x = 423,490.58

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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.