Home / 908,837.60-1,363,243.60-410,200.80

Finding the Fourth Proportional to 908,837.60, 1,363,243.60 and 410,200.80

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Solution

The fourth proportional to 908,837.60, 1,363,243.60 and 410,200.80 is: 615,295.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,837.60 : 1,363,243.60 = 410,200.80 : x
  2. Step 2: Convert to fraction form
    908,837.60/1,363,243.60 = 410,200.80/x
  3. Step 3: Cross multiply
    908,837.60x = 1,363,243.60 × 410,200.80
  4. Step 4: Simplify right side
    908,837.60x = 559,203,615,314.88
  5. Step 5: Solve for x
    x = 559,203,615,314.88/908,837.60
  6. Step 6: Final answer
    x = 615,295.42

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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.