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Finding the Fourth Proportional to 549,678.69, 824,496.48 and 229,747.93

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Solution

The fourth proportional to 549,678.69, 824,496.48 and 229,747.93 is: 344,612.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,678.69 : 824,496.48 = 229,747.93 : x
  2. Step 2: Convert to fraction form
    549,678.69/824,496.48 = 229,747.93/x
  3. Step 3: Cross multiply
    549,678.69x = 824,496.48 × 229,747.93
  4. Step 4: Simplify right side
    549,678.69x = 189,426,359,572.29
  5. Step 5: Solve for x
    x = 189,426,359,572.29/549,678.69
  6. Step 6: Final answer
    x = 344,612.89

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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.