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Finding the Fourth Proportional to 424,155.60, 585,319.92 and 233,167.62

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Solution

The fourth proportional to 424,155.60, 585,319.92 and 233,167.62 is: 321,763.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,155.60 : 585,319.92 = 233,167.62 : x
  2. Step 2: Convert to fraction form
    424,155.60/585,319.92 = 233,167.62/x
  3. Step 3: Cross multiply
    424,155.60x = 585,319.92 × 233,167.62
  4. Step 4: Simplify right side
    424,155.60x = 136,477,652,684.99
  5. Step 5: Solve for x
    x = 136,477,652,684.99/424,155.60
  6. Step 6: Final answer
    x = 321,763.18

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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.