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Finding the Fourth Proportional to 547,496.16, 821,267.52 and 173,510.88

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Solution

The fourth proportional to 547,496.16, 821,267.52 and 173,510.88 is: 260,273.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,496.16 : 821,267.52 = 173,510.88 : x
  2. Step 2: Convert to fraction form
    547,496.16/821,267.52 = 173,510.88/x
  3. Step 3: Cross multiply
    547,496.16x = 821,267.52 × 173,510.88
  4. Step 4: Simplify right side
    547,496.16x = 142,498,850,110.62
  5. Step 5: Solve for x
    x = 142,498,850,110.62/547,496.16
  6. Step 6: Final answer
    x = 260,273.70

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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.