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Finding the Fourth Proportional to 316,219.55, 473,569.27 and 180,873.47

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Solution

The fourth proportional to 316,219.55, 473,569.27 and 180,873.47 is: 270,875.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,219.55 : 473,569.27 = 180,873.47 : x
  2. Step 2: Convert to fraction form
    316,219.55/473,569.27 = 180,873.47/x
  3. Step 3: Cross multiply
    316,219.55x = 473,569.27 × 180,873.47
  4. Step 4: Simplify right side
    316,219.55x = 85,656,117,882.01
  5. Step 5: Solve for x
    x = 85,656,117,882.01/316,219.55
  6. Step 6: Final answer
    x = 270,875.47

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1.5x scale

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.