Home / 1,177,300.13-1,766,213.44-429,346.13

Finding the Fourth Proportional to 1,177,300.13, 1,766,213.44 and 429,346.13

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Solution

The fourth proportional to 1,177,300.13, 1,766,213.44 and 429,346.13 is: 644,115.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,300.13 : 1,766,213.44 = 429,346.13 : x
  2. Step 2: Convert to fraction form
    1,177,300.13/1,766,213.44 = 429,346.13/x
  3. Step 3: Cross multiply
    1,177,300.13x = 1,766,213.44 × 429,346.13
  4. Step 4: Simplify right side
    1,177,300.13x = 758,316,895,313.56
  5. Step 5: Solve for x
    x = 758,316,895,313.56/1,177,300.13
  6. Step 6: Final answer
    x = 644,115.19

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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.