Home / 1,323,000.40-1,984,500.60-376,248.10

Finding the Fourth Proportional to 1,323,000.40, 1,984,500.60 and 376,248.10

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Solution

The fourth proportional to 1,323,000.40, 1,984,500.60 and 376,248.10 is: 564,372.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,000.40 : 1,984,500.60 = 376,248.10 : x
  2. Step 2: Convert to fraction form
    1,323,000.40/1,984,500.60 = 376,248.10/x
  3. Step 3: Cross multiply
    1,323,000.40x = 1,984,500.60 × 376,248.10
  4. Step 4: Simplify right side
    1,323,000.40x = 746,664,580,198.86
  5. Step 5: Solve for x
    x = 746,664,580,198.86/1,323,000.40
  6. Step 6: Final answer
    x = 564,372.15

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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.