Home / 866,469.15-1,299,925.80-360,862.02

Finding the Fourth Proportional to 866,469.15, 1,299,925.80 and 360,862.02

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Solution

The fourth proportional to 866,469.15, 1,299,925.80 and 360,862.02 is: 541,385.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,469.15 : 1,299,925.80 = 360,862.02 : x
  2. Step 2: Convert to fraction form
    866,469.15/1,299,925.80 = 360,862.02/x
  3. Step 3: Cross multiply
    866,469.15x = 1,299,925.80 × 360,862.02
  4. Step 4: Simplify right side
    866,469.15x = 469,093,850,038.12
  5. Step 5: Solve for x
    x = 469,093,850,038.12/866,469.15
  6. Step 6: Final answer
    x = 541,385.52

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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.