Home / 350,829.60-526,244.40-321,799.20

Finding the Fourth Proportional to 350,829.60, 526,244.40 and 321,799.20

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Solution

The fourth proportional to 350,829.60, 526,244.40 and 321,799.20 is: 482,698.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,829.60 : 526,244.40 = 321,799.20 : x
  2. Step 2: Convert to fraction form
    350,829.60/526,244.40 = 321,799.20/x
  3. Step 3: Cross multiply
    350,829.60x = 526,244.40 × 321,799.20
  4. Step 4: Simplify right side
    350,829.60x = 169,345,026,924.48
  5. Step 5: Solve for x
    x = 169,345,026,924.48/350,829.60
  6. Step 6: Final answer
    x = 482,698.80

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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.