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Finding the Fourth Proportional to 549,462.91, 824,312.76 and 170,376.01

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Solution

The fourth proportional to 549,462.91, 824,312.76 and 170,376.01 is: 255,600.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,462.91 : 824,312.76 = 170,376.01 : x
  2. Step 2: Convert to fraction form
    549,462.91/824,312.76 = 170,376.01/x
  3. Step 3: Cross multiply
    549,462.91x = 824,312.76 × 170,376.01
  4. Step 4: Simplify right side
    549,462.91x = 140,443,122,755.50
  5. Step 5: Solve for x
    x = 140,443,122,755.50/549,462.91
  6. Step 6: Final answer
    x = 255,600.74

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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.