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Finding the Fourth Proportional to 458,538.08, 632,785.04 and 254,592.16

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Solution

The fourth proportional to 458,538.08, 632,785.04 and 254,592.16 is: 351,338.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,538.08 : 632,785.04 = 254,592.16 : x
  2. Step 2: Convert to fraction form
    458,538.08/632,785.04 = 254,592.16/x
  3. Step 3: Cross multiply
    458,538.08x = 632,785.04 × 254,592.16
  4. Step 4: Simplify right side
    458,538.08x = 161,102,110,149.29
  5. Step 5: Solve for x
    x = 161,102,110,149.29/458,538.08
  6. Step 6: Final answer
    x = 351,338.56

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1.5x scale

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.