Home / 1,153,778.12-1,730,668.48-300,849.02

Finding the Fourth Proportional to 1,153,778.12, 1,730,668.48 and 300,849.02

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Solution

The fourth proportional to 1,153,778.12, 1,730,668.48 and 300,849.02 is: 451,273.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,778.12 : 1,730,668.48 = 300,849.02 : x
  2. Step 2: Convert to fraction form
    1,153,778.12/1,730,668.48 = 300,849.02/x
  3. Step 3: Cross multiply
    1,153,778.12x = 1,730,668.48 × 300,849.02
  4. Step 4: Simplify right side
    1,153,778.12x = 520,669,916,152.89
  5. Step 5: Solve for x
    x = 520,669,916,152.89/1,153,778.12
  6. Step 6: Final answer
    x = 451,273.87

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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.