Home / 383,210.57-574,458.44-130,318.25

Finding the Fourth Proportional to 383,210.57, 574,458.44 and 130,318.25

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Solution

The fourth proportional to 383,210.57, 574,458.44 and 130,318.25 is: 195,355.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,210.57 : 574,458.44 = 130,318.25 : x
  2. Step 2: Convert to fraction form
    383,210.57/574,458.44 = 130,318.25/x
  3. Step 3: Cross multiply
    383,210.57x = 574,458.44 × 130,318.25
  4. Step 4: Simplify right side
    383,210.57x = 74,862,415,726.24
  5. Step 5: Solve for x
    x = 74,862,415,726.24/383,210.57
  6. Step 6: Final answer
    x = 195,355.82

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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.