Home / 498,343.28-747,182.75-242,107.52

Finding the Fourth Proportional to 498,343.28, 747,182.75 and 242,107.52

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Solution

The fourth proportional to 498,343.28, 747,182.75 and 242,107.52 is: 362,999.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,343.28 : 747,182.75 = 242,107.52 : x
  2. Step 2: Convert to fraction form
    498,343.28/747,182.75 = 242,107.52/x
  3. Step 3: Cross multiply
    498,343.28x = 747,182.75 × 242,107.52
  4. Step 4: Simplify right side
    498,343.28x = 180,898,565,062.51
  5. Step 5: Solve for x
    x = 180,898,565,062.51/498,343.28
  6. Step 6: Final answer
    x = 362,999.91

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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.