Home / 732,118.32-1,097,920.22-219,630.66

Finding the Fourth Proportional to 732,118.32, 1,097,920.22 and 219,630.66

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Solution

The fourth proportional to 732,118.32, 1,097,920.22 and 219,630.66 is: 329,368.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,118.32 : 1,097,920.22 = 219,630.66 : x
  2. Step 2: Convert to fraction form
    732,118.32/1,097,920.22 = 219,630.66/x
  3. Step 3: Cross multiply
    732,118.32x = 1,097,920.22 × 219,630.66
  4. Step 4: Simplify right side
    732,118.32x = 241,136,942,545.95
  5. Step 5: Solve for x
    x = 241,136,942,545.95/732,118.32
  6. Step 6: Final answer
    x = 329,368.81

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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.