Home / 889,780.10-1,334,732.42-357,301.13

Finding the Fourth Proportional to 889,780.10, 1,334,732.42 and 357,301.13

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Solution

The fourth proportional to 889,780.10, 1,334,732.42 and 357,301.13 is: 535,976.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,780.10 : 1,334,732.42 = 357,301.13 : x
  2. Step 2: Convert to fraction form
    889,780.10/1,334,732.42 = 357,301.13/x
  3. Step 3: Cross multiply
    889,780.10x = 1,334,732.42 × 357,301.13
  4. Step 4: Simplify right side
    889,780.10x = 476,901,395,882.01
  5. Step 5: Solve for x
    x = 476,901,395,882.01/889,780.10
  6. Step 6: Final answer
    x = 535,976.70

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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.