Home / 306,549.20-459,823.80-166,581.20

Finding the Fourth Proportional to 306,549.20, 459,823.80 and 166,581.20

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Solution

The fourth proportional to 306,549.20, 459,823.80 and 166,581.20 is: 249,871.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,549.20 : 459,823.80 = 166,581.20 : x
  2. Step 2: Convert to fraction form
    306,549.20/459,823.80 = 166,581.20/x
  3. Step 3: Cross multiply
    306,549.20x = 459,823.80 × 166,581.20
  4. Step 4: Simplify right side
    306,549.20x = 76,598,000,392.56
  5. Step 5: Solve for x
    x = 76,598,000,392.56/306,549.20
  6. Step 6: Final answer
    x = 249,871.80

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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.