Home / 469,211.10-704,759.18-280,041.06

Finding the Fourth Proportional to 469,211.10, 704,759.18 and 280,041.06

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Solution

The fourth proportional to 469,211.10, 704,759.18 and 280,041.06 is: 420,624.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,211.10 : 704,759.18 = 280,041.06 : x
  2. Step 2: Convert to fraction form
    469,211.10/704,759.18 = 280,041.06/x
  3. Step 3: Cross multiply
    469,211.10x = 704,759.18 × 280,041.06
  4. Step 4: Simplify right side
    469,211.10x = 197,361,506,411.73
  5. Step 5: Solve for x
    x = 197,361,506,411.73/469,211.10
  6. Step 6: Final answer
    x = 420,624.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.