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Finding the Fourth Proportional to 247,665.40, 371,498.10 and 246,110.20

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Solution

The fourth proportional to 247,665.40, 371,498.10 and 246,110.20 is: 369,165.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,665.40 : 371,498.10 = 246,110.20 : x
  2. Step 2: Convert to fraction form
    247,665.40/371,498.10 = 246,110.20/x
  3. Step 3: Cross multiply
    247,665.40x = 371,498.10 × 246,110.20
  4. Step 4: Simplify right side
    247,665.40x = 91,429,471,690.62
  5. Step 5: Solve for x
    x = 91,429,471,690.62/247,665.40
  6. Step 6: Final answer
    x = 369,165.30

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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.