Home / 894,577.18-1,234,488.36-486,668.56

Finding the Fourth Proportional to 894,577.18, 1,234,488.36 and 486,668.56

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Solution

The fourth proportional to 894,577.18, 1,234,488.36 and 486,668.56 is: 671,587.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,577.18 : 1,234,488.36 = 486,668.56 : x
  2. Step 2: Convert to fraction form
    894,577.18/1,234,488.36 = 486,668.56/x
  3. Step 3: Cross multiply
    894,577.18x = 1,234,488.36 × 486,668.56
  4. Step 4: Simplify right side
    894,577.18x = 600,786,672,497.96
  5. Step 5: Solve for x
    x = 600,786,672,497.96/894,577.18
  6. Step 6: Final answer
    x = 671,587.30

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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.