Home / 366,534.14-549,628.67-141,999.71

Finding the Fourth Proportional to 366,534.14, 549,628.67 and 141,999.71

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Solution

The fourth proportional to 366,534.14, 549,628.67 and 141,999.71 is: 212,932.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,534.14 : 549,628.67 = 141,999.71 : x
  2. Step 2: Convert to fraction form
    366,534.14/549,628.67 = 141,999.71/x
  3. Step 3: Cross multiply
    366,534.14x = 549,628.67 × 141,999.71
  4. Step 4: Simplify right side
    366,534.14x = 78,047,109,354.54
  5. Step 5: Solve for x
    x = 78,047,109,354.54/366,534.14
  6. Step 6: Final answer
    x = 212,932.72

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1.5x scale

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.