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Finding the Fourth Proportional to 458,199.66, 632,285.15 and 254,237.65

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Solution

The fourth proportional to 458,199.66, 632,285.15 and 254,237.65 is: 350,831.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,199.66 : 632,285.15 = 254,237.65 : x
  2. Step 2: Convert to fraction form
    458,199.66/632,285.15 = 254,237.65/x
  3. Step 3: Cross multiply
    458,199.66x = 632,285.15 × 254,237.65
  4. Step 4: Simplify right side
    458,199.66x = 160,750,690,665.90
  5. Step 5: Solve for x
    x = 160,750,690,665.90/458,199.66
  6. Step 6: Final answer
    x = 350,831.10

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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.