Home / 650,627.04-897,660.72-364,101.60

Finding the Fourth Proportional to 650,627.04, 897,660.72 and 364,101.60

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Solution

The fourth proportional to 650,627.04, 897,660.72 and 364,101.60 is: 502,345.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,627.04 : 897,660.72 = 364,101.60 : x
  2. Step 2: Convert to fraction form
    650,627.04/897,660.72 = 364,101.60/x
  3. Step 3: Cross multiply
    650,627.04x = 897,660.72 × 364,101.60
  4. Step 4: Simplify right side
    650,627.04x = 326,839,704,409.15
  5. Step 5: Solve for x
    x = 326,839,704,409.15/650,627.04
  6. Step 6: Final answer
    x = 502,345.71

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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.