Home / 1,175,132.76-1,762,740.90-376,310.51

Finding the Fourth Proportional to 1,175,132.76, 1,762,740.90 and 376,310.51

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Solution

The fourth proportional to 1,175,132.76, 1,762,740.90 and 376,310.51 is: 564,479.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,132.76 : 1,762,740.90 = 376,310.51 : x
  2. Step 2: Convert to fraction form
    1,175,132.76/1,762,740.90 = 376,310.51/x
  3. Step 3: Cross multiply
    1,175,132.76x = 1,762,740.90 × 376,310.51
  4. Step 4: Simplify right side
    1,175,132.76x = 663,337,918,263.15
  5. Step 5: Solve for x
    x = 663,337,918,263.15/1,175,132.76
  6. Step 6: Final answer
    x = 564,479.13

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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.