Home / 652,859.20-979,231.20-179,502.40

Finding the Fourth Proportional to 652,859.20, 979,231.20 and 179,502.40

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Solution

The fourth proportional to 652,859.20, 979,231.20 and 179,502.40 is: 269,237.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,859.20 : 979,231.20 = 179,502.40 : x
  2. Step 2: Convert to fraction form
    652,859.20/979,231.20 = 179,502.40/x
  3. Step 3: Cross multiply
    652,859.20x = 979,231.20 × 179,502.40
  4. Step 4: Simplify right side
    652,859.20x = 175,774,350,554.88
  5. Step 5: Solve for x
    x = 175,774,350,554.88/652,859.20
  6. Step 6: Final answer
    x = 269,237.76

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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.