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Finding the Fourth Proportional to 424,444.53, 585,707.37 and 243,114.89

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Solution

The fourth proportional to 424,444.53, 585,707.37 and 243,114.89 is: 335,483.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,444.53 : 585,707.37 = 243,114.89 : x
  2. Step 2: Convert to fraction form
    424,444.53/585,707.37 = 243,114.89/x
  3. Step 3: Cross multiply
    424,444.53x = 585,707.37 × 243,114.89
  4. Step 4: Simplify right side
    424,444.53x = 142,394,181,185.92
  5. Step 5: Solve for x
    x = 142,394,181,185.92/424,444.53
  6. Step 6: Final answer
    x = 335,483.61

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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.