Home / 759,264.40-1,138,896.60-480,019.60

Finding the Fourth Proportional to 759,264.40, 1,138,896.60 and 480,019.60

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Solution

The fourth proportional to 759,264.40, 1,138,896.60 and 480,019.60 is: 720,029.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,264.40 : 1,138,896.60 = 480,019.60 : x
  2. Step 2: Convert to fraction form
    759,264.40/1,138,896.60 = 480,019.60/x
  3. Step 3: Cross multiply
    759,264.40x = 1,138,896.60 × 480,019.60
  4. Step 4: Simplify right side
    759,264.40x = 546,692,690,373.36
  5. Step 5: Solve for x
    x = 546,692,690,373.36/759,264.40
  6. Step 6: Final answer
    x = 720,029.40

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Similar ratio
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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.