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Finding the Fourth Proportional to 424,189.94, 585,385.92 and 230,598.02

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Solution

The fourth proportional to 424,189.94, 585,385.92 and 230,598.02 is: 318,227.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,189.94 : 585,385.92 = 230,598.02 : x
  2. Step 2: Convert to fraction form
    424,189.94/585,385.92 = 230,598.02/x
  3. Step 3: Cross multiply
    424,189.94x = 585,385.92 × 230,598.02
  4. Step 4: Simplify right side
    424,189.94x = 134,988,835,551.34
  5. Step 5: Solve for x
    x = 134,988,835,551.34/424,189.94
  6. Step 6: Final answer
    x = 318,227.34

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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.