Home / 549,841.52-824,891.44-170,742.72

Finding the Fourth Proportional to 549,841.52, 824,891.44 and 170,742.72

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Solution

The fourth proportional to 549,841.52, 824,891.44 and 170,742.72 is: 256,154.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,841.52 : 824,891.44 = 170,742.72 : x
  2. Step 2: Convert to fraction form
    549,841.52/824,891.44 = 170,742.72/x
  3. Step 3: Cross multiply
    549,841.52x = 824,891.44 × 170,742.72
  4. Step 4: Simplify right side
    549,841.52x = 140,844,208,170.32
  5. Step 5: Solve for x
    x = 140,844,208,170.32/549,841.52
  6. Step 6: Final answer
    x = 256,154.19

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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.