Home / 703,862.12-1,055,803.50-487,507.52

Finding the Fourth Proportional to 703,862.12, 1,055,803.50 and 487,507.52

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Solution

The fourth proportional to 703,862.12, 1,055,803.50 and 487,507.52 is: 731,268.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,862.12 : 1,055,803.50 = 487,507.52 : x
  2. Step 2: Convert to fraction form
    703,862.12/1,055,803.50 = 487,507.52/x
  3. Step 3: Cross multiply
    703,862.12x = 1,055,803.50 × 487,507.52
  4. Step 4: Simplify right side
    703,862.12x = 514,712,145,892.32
  5. Step 5: Solve for x
    x = 514,712,145,892.32/703,862.12
  6. Step 6: Final answer
    x = 731,268.43

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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.