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Finding the Fourth Proportional to 340,267.32, 510,292.13 and 112,520.63

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Solution

The fourth proportional to 340,267.32, 510,292.13 and 112,520.63 is: 168,744.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,267.32 : 510,292.13 = 112,520.63 : x
  2. Step 2: Convert to fraction form
    340,267.32/510,292.13 = 112,520.63/x
  3. Step 3: Cross multiply
    340,267.32x = 510,292.13 × 112,520.63
  4. Step 4: Simplify right side
    340,267.32x = 57,418,391,951.64
  5. Step 5: Solve for x
    x = 57,418,391,951.64/340,267.32
  6. Step 6: Final answer
    x = 168,744.95

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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.