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Finding the Fourth Proportional to 270,877.66, 373,873.38 and 180,237.43

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Solution

The fourth proportional to 270,877.66, 373,873.38 and 180,237.43 is: 248,769.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,877.66 : 373,873.38 = 180,237.43 : x
  2. Step 2: Convert to fraction form
    270,877.66/373,873.38 = 180,237.43/x
  3. Step 3: Cross multiply
    270,877.66x = 373,873.38 × 180,237.43
  4. Step 4: Simplify right side
    270,877.66x = 67,385,977,156.61
  5. Step 5: Solve for x
    x = 67,385,977,156.61/270,877.66
  6. Step 6: Final answer
    x = 248,769.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.