Home / 993,229.20-1,488,677.40-459,623.07

Finding the Fourth Proportional to 993,229.20, 1,488,677.40 and 459,623.07

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Solution

The fourth proportional to 993,229.20, 1,488,677.40 and 459,623.07 is: 688,894.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,229.20 : 1,488,677.40 = 459,623.07 : x
  2. Step 2: Convert to fraction form
    993,229.20/1,488,677.40 = 459,623.07/x
  3. Step 3: Cross multiply
    993,229.20x = 1,488,677.40 × 459,623.07
  4. Step 4: Simplify right side
    993,229.20x = 684,230,476,827.62
  5. Step 5: Solve for x
    x = 684,230,476,827.62/993,229.20
  6. Step 6: Final answer
    x = 688,894.85

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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.