Home / 669,084.94-1,003,416-219,731.77

Finding the Fourth Proportional to 669,084.94, 1,003,416 and 219,731.77

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Solution

The fourth proportional to 669,084.94, 1,003,416 and 219,731.77 is: 329,528.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,084.94 : 1,003,416 = 219,731.77 : x
  2. Step 2: Convert to fraction form
    669,084.94/1,003,416 = 219,731.77/x
  3. Step 3: Cross multiply
    669,084.94x = 1,003,416 × 219,731.77
  4. Step 4: Simplify right side
    669,084.94x = 220,482,373,726.32
  5. Step 5: Solve for x
    x = 220,482,373,726.32/669,084.94
  6. Step 6: Final answer
    x = 329,528.23

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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.