Home / 1,175,128.25-1,762,734.14-376,306.00

Finding the Fourth Proportional to 1,175,128.25, 1,762,734.14 and 376,306.00

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Solution

The fourth proportional to 1,175,128.25, 1,762,734.14 and 376,306.00 is: 564,472.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,128.25 : 1,762,734.14 = 376,306.00 : x
  2. Step 2: Convert to fraction form
    1,175,128.25/1,762,734.14 = 376,306.00/x
  3. Step 3: Cross multiply
    1,175,128.25x = 1,762,734.14 × 376,306.00
  4. Step 4: Simplify right side
    1,175,128.25x = 663,327,435,019.88
  5. Step 5: Solve for x
    x = 663,327,435,019.88/1,175,128.25
  6. Step 6: Final answer
    x = 564,472.38

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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.