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Finding the Fourth Proportional to 424,049.72, 585,199.76 and 233,068.19

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Solution

The fourth proportional to 424,049.72, 585,199.76 and 233,068.19 is: 321,640.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,049.72 : 585,199.76 = 233,068.19 : x
  2. Step 2: Convert to fraction form
    424,049.72/585,199.76 = 233,068.19/x
  3. Step 3: Cross multiply
    424,049.72x = 585,199.76 × 233,068.19
  4. Step 4: Simplify right side
    424,049.72x = 136,391,444,760.30
  5. Step 5: Solve for x
    x = 136,391,444,760.30/424,049.72
  6. Step 6: Final answer
    x = 321,640.22

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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.