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Finding the Fourth Proportional to 549,666.72, 824,459.76 and 175,589.28

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Solution

The fourth proportional to 549,666.72, 824,459.76 and 175,589.28 is: 263,371.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,666.72 : 824,459.76 = 175,589.28 : x
  2. Step 2: Convert to fraction form
    549,666.72/824,459.76 = 175,589.28/x
  3. Step 3: Cross multiply
    549,666.72x = 824,459.76 × 175,589.28
  4. Step 4: Simplify right side
    549,666.72x = 144,766,295,647.37
  5. Step 5: Solve for x
    x = 144,766,295,647.37/549,666.72
  6. Step 6: Final answer
    x = 263,371.04

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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.