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Finding the Fourth Proportional to 425,298.96, 586,914.02 and 234,311.89

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Solution

The fourth proportional to 425,298.96, 586,914.02 and 234,311.89 is: 323,351.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,298.96 : 586,914.02 = 234,311.89 : x
  2. Step 2: Convert to fraction form
    425,298.96/586,914.02 = 234,311.89/x
  3. Step 3: Cross multiply
    425,298.96x = 586,914.02 × 234,311.89
  4. Step 4: Simplify right side
    425,298.96x = 137,520,933,293.70
  5. Step 5: Solve for x
    x = 137,520,933,293.70/425,298.96
  6. Step 6: Final answer
    x = 323,351.21

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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.