Home / 697,752.20-1,046,628.30-172,440.20

Finding the Fourth Proportional to 697,752.20, 1,046,628.30 and 172,440.20

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Solution

The fourth proportional to 697,752.20, 1,046,628.30 and 172,440.20 is: 258,660.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,752.20 : 1,046,628.30 = 172,440.20 : x
  2. Step 2: Convert to fraction form
    697,752.20/1,046,628.30 = 172,440.20/x
  3. Step 3: Cross multiply
    697,752.20x = 1,046,628.30 × 172,440.20
  4. Step 4: Simplify right side
    697,752.20x = 180,480,793,377.66
  5. Step 5: Solve for x
    x = 180,480,793,377.66/697,752.20
  6. Step 6: Final answer
    x = 258,660.30

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Similar ratio
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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.