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Finding the Fourth Proportional to 458,350.38, 632,510.64 and 251,618.72

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Solution

The fourth proportional to 458,350.38, 632,510.64 and 251,618.72 is: 347,226.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,350.38 : 632,510.64 = 251,618.72 : x
  2. Step 2: Convert to fraction form
    458,350.38/632,510.64 = 251,618.72/x
  3. Step 3: Cross multiply
    458,350.38x = 632,510.64 × 251,618.72
  4. Step 4: Simplify right side
    458,350.38x = 159,151,514,460.63
  5. Step 5: Solve for x
    x = 159,151,514,460.63/458,350.38
  6. Step 6: Final answer
    x = 347,226.75

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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.