Home / 759,117.32-1,138,303.92-253,504.52

Finding the Fourth Proportional to 759,117.32, 1,138,303.92 and 253,504.52

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Solution

The fourth proportional to 759,117.32, 1,138,303.92 and 253,504.52 is: 380,132.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,117.32 : 1,138,303.92 = 253,504.52 : x
  2. Step 2: Convert to fraction form
    759,117.32/1,138,303.92 = 253,504.52/x
  3. Step 3: Cross multiply
    759,117.32x = 1,138,303.92 × 253,504.52
  4. Step 4: Simplify right side
    759,117.32x = 288,565,188,853.72
  5. Step 5: Solve for x
    x = 288,565,188,853.72/759,117.32
  6. Step 6: Final answer
    x = 380,132.53

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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.