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Finding the Fourth Proportional to 247,342.80, 371,014.20 and 233,564.70

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Solution

The fourth proportional to 247,342.80, 371,014.20 and 233,564.70 is: 350,347.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,342.80 : 371,014.20 = 233,564.70 : x
  2. Step 2: Convert to fraction form
    247,342.80/371,014.20 = 233,564.70/x
  3. Step 3: Cross multiply
    247,342.80x = 371,014.20 × 233,564.70
  4. Step 4: Simplify right side
    247,342.80x = 86,655,820,318.74
  5. Step 5: Solve for x
    x = 86,655,820,318.74/247,342.80
  6. Step 6: Final answer
    x = 350,347.05

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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.