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Finding the Fourth Proportional to 649,682.96, 974,390.52 and 250,186.64

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Solution

The fourth proportional to 649,682.96, 974,390.52 and 250,186.64 is: 375,228.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,682.96 : 974,390.52 = 250,186.64 : x
  2. Step 2: Convert to fraction form
    649,682.96/974,390.52 = 250,186.64/x
  3. Step 3: Cross multiply
    649,682.96x = 974,390.52 × 250,186.64
  4. Step 4: Simplify right side
    649,682.96x = 243,779,490,246.65
  5. Step 5: Solve for x
    x = 243,779,490,246.65/649,682.96
  6. Step 6: Final answer
    x = 375,228.39

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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.