Home / 436,110.49-654,178.02-120,567.36

Finding the Fourth Proportional to 436,110.49, 654,178.02 and 120,567.36

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Solution

The fourth proportional to 436,110.49, 654,178.02 and 120,567.36 is: 180,854.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,110.49 : 654,178.02 = 120,567.36 : x
  2. Step 2: Convert to fraction form
    436,110.49/654,178.02 = 120,567.36/x
  3. Step 3: Cross multiply
    436,110.49x = 654,178.02 × 120,567.36
  4. Step 4: Simplify right side
    436,110.49x = 78,872,516,841.43
  5. Step 5: Solve for x
    x = 78,872,516,841.43/436,110.49
  6. Step 6: Final answer
    x = 180,854.44

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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.