Home / 366,278.15-549,245.00-141,744.33

Finding the Fourth Proportional to 366,278.15, 549,245.00 and 141,744.33

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Solution

The fourth proportional to 366,278.15, 549,245.00 and 141,744.33 is: 212,549.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,278.15 : 549,245.00 = 141,744.33 : x
  2. Step 2: Convert to fraction form
    366,278.15/549,245.00 = 141,744.33/x
  3. Step 3: Cross multiply
    366,278.15x = 549,245.00 × 141,744.33
  4. Step 4: Simplify right side
    366,278.15x = 77,852,364,885.21
  5. Step 5: Solve for x
    x = 77,852,364,885.21/366,278.15
  6. Step 6: Final answer
    x = 212,549.85

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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.