Home / 366,272.91-549,430.13-113,589.31

Finding the Fourth Proportional to 366,272.91, 549,430.13 and 113,589.31

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Solution

The fourth proportional to 366,272.91, 549,430.13 and 113,589.31 is: 170,390.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,272.91 : 549,430.13 = 113,589.31 : x
  2. Step 2: Convert to fraction form
    366,272.91/549,430.13 = 113,589.31/x
  3. Step 3: Cross multiply
    366,272.91x = 549,430.13 × 113,589.31
  4. Step 4: Simplify right side
    366,272.91x = 62,409,387,418.39
  5. Step 5: Solve for x
    x = 62,409,387,418.39/366,272.91
  6. Step 6: Final answer
    x = 170,390.40

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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.