Home / 746,380.64-1,029,966.38-424,046

Finding the Fourth Proportional to 746,380.64, 1,029,966.38 and 424,046

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Solution

The fourth proportional to 746,380.64, 1,029,966.38 and 424,046 is: 585,161.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,380.64 : 1,029,966.38 = 424,046 : x
  2. Step 2: Convert to fraction form
    746,380.64/1,029,966.38 = 424,046/x
  3. Step 3: Cross multiply
    746,380.64x = 1,029,966.38 × 424,046
  4. Step 4: Simplify right side
    746,380.64x = 436,753,123,573.48
  5. Step 5: Solve for x
    x = 436,753,123,573.48/746,380.64
  6. Step 6: Final answer
    x = 585,161.38

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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.