Home / 765,275.85-1,057,537.22-573,957.09

Finding the Fourth Proportional to 765,275.85, 1,057,537.22 and 573,957.09

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Solution

The fourth proportional to 765,275.85, 1,057,537.22 and 573,957.09 is: 793,153.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,275.85 : 1,057,537.22 = 573,957.09 : x
  2. Step 2: Convert to fraction form
    765,275.85/1,057,537.22 = 573,957.09/x
  3. Step 3: Cross multiply
    765,275.85x = 1,057,537.22 × 573,957.09
  4. Step 4: Simplify right side
    765,275.85x = 606,980,982,488.10
  5. Step 5: Solve for x
    x = 606,980,982,488.10/765,275.85
  6. Step 6: Final answer
    x = 793,153.19

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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.