Home / 799,294.30-1,103,514.94-520,157.48

Finding the Fourth Proportional to 799,294.30, 1,103,514.94 and 520,157.48

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Solution

The fourth proportional to 799,294.30, 1,103,514.94 and 520,157.48 is: 718,135.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,294.30 : 1,103,514.94 = 520,157.48 : x
  2. Step 2: Convert to fraction form
    799,294.30/1,103,514.94 = 520,157.48/x
  3. Step 3: Cross multiply
    799,294.30x = 1,103,514.94 × 520,157.48
  4. Step 4: Simplify right side
    799,294.30x = 574,001,550,332.75
  5. Step 5: Solve for x
    x = 574,001,550,332.75/799,294.30
  6. Step 6: Final answer
    x = 718,135.42

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Double scale
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1.5x scale

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.