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Finding the Fourth Proportional to 549,426.84, 824,232.91 and 189,501.42

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Solution

The fourth proportional to 549,426.84, 824,232.91 and 189,501.42 is: 284,284.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,426.84 : 824,232.91 = 189,501.42 : x
  2. Step 2: Convert to fraction form
    549,426.84/824,232.91 = 189,501.42/x
  3. Step 3: Cross multiply
    549,426.84x = 824,232.91 × 189,501.42
  4. Step 4: Simplify right side
    549,426.84x = 156,193,306,855.73
  5. Step 5: Solve for x
    x = 156,193,306,855.73/549,426.84
  6. Step 6: Final answer
    x = 284,284.09

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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.