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Finding the Fourth Proportional to 424,068.40, 585,204.41 and 230,471.52

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Solution

The fourth proportional to 424,068.40, 585,204.41 and 230,471.52 is: 318,045.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,068.40 : 585,204.41 = 230,471.52 : x
  2. Step 2: Convert to fraction form
    424,068.40/585,204.41 = 230,471.52/x
  3. Step 3: Cross multiply
    424,068.40x = 585,204.41 × 230,471.52
  4. Step 4: Simplify right side
    424,068.40x = 134,872,949,883.40
  5. Step 5: Solve for x
    x = 134,872,949,883.40/424,068.40
  6. Step 6: Final answer
    x = 318,045.27

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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.