Home / 559,917.27-772,652.52-318,166.29

Finding the Fourth Proportional to 559,917.27, 772,652.52 and 318,166.29

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Solution

The fourth proportional to 559,917.27, 772,652.52 and 318,166.29 is: 439,050.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,917.27 : 772,652.52 = 318,166.29 : x
  2. Step 2: Convert to fraction form
    559,917.27/772,652.52 = 318,166.29/x
  3. Step 3: Cross multiply
    559,917.27x = 772,652.52 × 318,166.29
  4. Step 4: Simplify right side
    559,917.27x = 245,831,985,747.55
  5. Step 5: Solve for x
    x = 245,831,985,747.55/559,917.27
  6. Step 6: Final answer
    x = 439,050.55

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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.