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Finding the Fourth Proportional to 373,959.70, 560,939.55 and 314,910.70

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Solution

The fourth proportional to 373,959.70, 560,939.55 and 314,910.70 is: 472,366.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,959.70 : 560,939.55 = 314,910.70 : x
  2. Step 2: Convert to fraction form
    373,959.70/560,939.55 = 314,910.70/x
  3. Step 3: Cross multiply
    373,959.70x = 560,939.55 × 314,910.70
  4. Step 4: Simplify right side
    373,959.70x = 176,645,866,348.19
  5. Step 5: Solve for x
    x = 176,645,866,348.19/373,959.70
  6. Step 6: Final answer
    x = 472,366.05

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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.