Home / 744,056.15-1,027,016.01-485,972.55

Finding the Fourth Proportional to 744,056.15, 1,027,016.01 and 485,972.55

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Solution

The fourth proportional to 744,056.15, 1,027,016.01 and 485,972.55 is: 670,784.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,056.15 : 1,027,016.01 = 485,972.55 : x
  2. Step 2: Convert to fraction form
    744,056.15/1,027,016.01 = 485,972.55/x
  3. Step 3: Cross multiply
    744,056.15x = 1,027,016.01 × 485,972.55
  4. Step 4: Simplify right side
    744,056.15x = 499,101,587,448.13
  5. Step 5: Solve for x
    x = 499,101,587,448.13/744,056.15
  6. Step 6: Final answer
    x = 670,784.84

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1.5x scale

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.