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Finding the Fourth Proportional to 373,300.70, 559,951.05 and 314,980.70

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Solution

The fourth proportional to 373,300.70, 559,951.05 and 314,980.70 is: 472,471.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,300.70 : 559,951.05 = 314,980.70 : x
  2. Step 2: Convert to fraction form
    373,300.70/559,951.05 = 314,980.70/x
  3. Step 3: Cross multiply
    373,300.70x = 559,951.05 × 314,980.70
  4. Step 4: Simplify right side
    373,300.70x = 176,373,773,694.74
  5. Step 5: Solve for x
    x = 176,373,773,694.74/373,300.70
  6. Step 6: Final answer
    x = 472,471.05

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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.