Home / 767,036.25-1,150,720.46-293,721.61

Finding the Fourth Proportional to 767,036.25, 1,150,720.46 and 293,721.61

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Solution

The fourth proportional to 767,036.25, 1,150,720.46 and 293,721.61 is: 440,646.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,036.25 : 1,150,720.46 = 293,721.61 : x
  2. Step 2: Convert to fraction form
    767,036.25/1,150,720.46 = 293,721.61/x
  3. Step 3: Cross multiply
    767,036.25x = 1,150,720.46 × 293,721.61
  4. Step 4: Simplify right side
    767,036.25x = 337,991,465,084.79
  5. Step 5: Solve for x
    x = 337,991,465,084.79/767,036.25
  6. Step 6: Final answer
    x = 440,646.01

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1.5x scale

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.