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Finding the Fourth Proportional to 549,636.62, 824,533.17 and 170,590.10

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Solution

The fourth proportional to 549,636.62, 824,533.17 and 170,590.10 is: 255,909.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,636.62 : 824,533.17 = 170,590.10 : x
  2. Step 2: Convert to fraction form
    549,636.62/824,533.17 = 170,590.10/x
  3. Step 3: Cross multiply
    549,636.62x = 824,533.17 × 170,590.10
  4. Step 4: Simplify right side
    549,636.62x = 140,657,195,923.62
  5. Step 5: Solve for x
    x = 140,657,195,923.62/549,636.62
  6. Step 6: Final answer
    x = 255,909.43

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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.