Home / 1,039,975-1,559,765.22-506,959.96

Finding the Fourth Proportional to 1,039,975, 1,559,765.22 and 506,959.96

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Solution

The fourth proportional to 1,039,975, 1,559,765.22 and 506,959.96 is: 760,343.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,975 : 1,559,765.22 = 506,959.96 : x
  2. Step 2: Convert to fraction form
    1,039,975/1,559,765.22 = 506,959.96/x
  3. Step 3: Cross multiply
    1,039,975x = 1,559,765.22 × 506,959.96
  4. Step 4: Simplify right side
    1,039,975x = 790,738,513,540.59
  5. Step 5: Solve for x
    x = 790,738,513,540.59/1,039,975
  6. Step 6: Final answer
    x = 760,343.77

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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.