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Finding the Fourth Proportional to 425,204.44, 586,782.12 and 234,221.93

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Solution

The fourth proportional to 425,204.44, 586,782.12 and 234,221.93 is: 323,226.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,204.44 : 586,782.12 = 234,221.93 : x
  2. Step 2: Convert to fraction form
    425,204.44/586,782.12 = 234,221.93/x
  3. Step 3: Cross multiply
    425,204.44x = 586,782.12 × 234,221.93
  4. Step 4: Simplify right side
    425,204.44x = 137,437,240,780.75
  5. Step 5: Solve for x
    x = 137,437,240,780.75/425,204.44
  6. Step 6: Final answer
    x = 323,226.26

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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.