Home / 759,113.32-1,138,297.92-253,500.52

Finding the Fourth Proportional to 759,113.32, 1,138,297.92 and 253,500.52

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Solution

The fourth proportional to 759,113.32, 1,138,297.92 and 253,500.52 is: 380,126.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,113.32 : 1,138,297.92 = 253,500.52 : x
  2. Step 2: Convert to fraction form
    759,113.32/1,138,297.92 = 253,500.52/x
  3. Step 3: Cross multiply
    759,113.32x = 1,138,297.92 × 253,500.52
  4. Step 4: Simplify right side
    759,113.32x = 288,559,114,634.92
  5. Step 5: Solve for x
    x = 288,559,114,634.92/759,113.32
  6. Step 6: Final answer
    x = 380,126.53

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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.