Home / 1,154,250.54-1,731,561.84-355,531.71

Finding the Fourth Proportional to 1,154,250.54, 1,731,561.84 and 355,531.71

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Solution

The fourth proportional to 1,154,250.54, 1,731,561.84 and 355,531.71 is: 533,354.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,250.54 : 1,731,561.84 = 355,531.71 : x
  2. Step 2: Convert to fraction form
    1,154,250.54/1,731,561.84 = 355,531.71/x
  3. Step 3: Cross multiply
    1,154,250.54x = 1,731,561.84 × 355,531.71
  4. Step 4: Simplify right side
    1,154,250.54x = 615,625,141,945.95
  5. Step 5: Solve for x
    x = 615,625,141,945.95/1,154,250.54
  6. Step 6: Final answer
    x = 533,354.87

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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.