Home / 1,175,132.76-1,762,740.90-376,310.49

Finding the Fourth Proportional to 1,175,132.76, 1,762,740.90 and 376,310.49

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Solution

The fourth proportional to 1,175,132.76, 1,762,740.90 and 376,310.49 is: 564,479.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,132.76 : 1,762,740.90 = 376,310.49 : x
  2. Step 2: Convert to fraction form
    1,175,132.76/1,762,740.90 = 376,310.49/x
  3. Step 3: Cross multiply
    1,175,132.76x = 1,762,740.90 × 376,310.49
  4. Step 4: Simplify right side
    1,175,132.76x = 663,337,891,822.04
  5. Step 5: Solve for x
    x = 663,337,891,822.04/1,175,132.76
  6. Step 6: Final answer
    x = 564,479.11

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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.