Home / 884,518.24-1,220,638.78-502,565.98

Finding the Fourth Proportional to 884,518.24, 1,220,638.78 and 502,565.98

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Solution

The fourth proportional to 884,518.24, 1,220,638.78 and 502,565.98 is: 693,543.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,518.24 : 1,220,638.78 = 502,565.98 : x
  2. Step 2: Convert to fraction form
    884,518.24/1,220,638.78 = 502,565.98/x
  3. Step 3: Cross multiply
    884,518.24x = 1,220,638.78 × 502,565.98
  4. Step 4: Simplify right side
    884,518.24x = 613,451,524,696.70
  5. Step 5: Solve for x
    x = 613,451,524,696.70/884,518.24
  6. Step 6: Final answer
    x = 693,543.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.