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Finding the Fourth Proportional to 425,079.04, 586,609.20 and 234,091.84

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Solution

The fourth proportional to 425,079.04, 586,609.20 and 234,091.84 is: 323,046.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,079.04 : 586,609.20 = 234,091.84 : x
  2. Step 2: Convert to fraction form
    425,079.04/586,609.20 = 234,091.84/x
  3. Step 3: Cross multiply
    425,079.04x = 586,609.20 × 234,091.84
  4. Step 4: Simplify right side
    425,079.04x = 137,320,426,988.93
  5. Step 5: Solve for x
    x = 137,320,426,988.93/425,079.04
  6. Step 6: Final answer
    x = 323,046.81

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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.