Home / 676,817.10-1,015,225.65-603,333.90

Finding the Fourth Proportional to 676,817.10, 1,015,225.65 and 603,333.90

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Solution

The fourth proportional to 676,817.10, 1,015,225.65 and 603,333.90 is: 905,000.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,817.10 : 1,015,225.65 = 603,333.90 : x
  2. Step 2: Convert to fraction form
    676,817.10/1,015,225.65 = 603,333.90/x
  3. Step 3: Cross multiply
    676,817.10x = 1,015,225.65 × 603,333.90
  4. Step 4: Simplify right side
    676,817.10x = 612,520,050,794.54
  5. Step 5: Solve for x
    x = 612,520,050,794.54/676,817.10
  6. Step 6: Final answer
    x = 905,000.85

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Similar ratio
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1.5x scale

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.