Home / 671,627.20-1,007,440.80-632,228.80

Finding the Fourth Proportional to 671,627.20, 1,007,440.80 and 632,228.80

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Solution

The fourth proportional to 671,627.20, 1,007,440.80 and 632,228.80 is: 948,343.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,627.20 : 1,007,440.80 = 632,228.80 : x
  2. Step 2: Convert to fraction form
    671,627.20/1,007,440.80 = 632,228.80/x
  3. Step 3: Cross multiply
    671,627.20x = 1,007,440.80 × 632,228.80
  4. Step 4: Simplify right side
    671,627.20x = 636,933,088,055.04
  5. Step 5: Solve for x
    x = 636,933,088,055.04/671,627.20
  6. Step 6: Final answer
    x = 948,343.20

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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.