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Finding the Fourth Proportional to 295,250.40, 442,875.60 and 170,445.60

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Solution

The fourth proportional to 295,250.40, 442,875.60 and 170,445.60 is: 255,668.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,250.40 : 442,875.60 = 170,445.60 : x
  2. Step 2: Convert to fraction form
    295,250.40/442,875.60 = 170,445.60/x
  3. Step 3: Cross multiply
    295,250.40x = 442,875.60 × 170,445.60
  4. Step 4: Simplify right side
    295,250.40x = 75,486,197,367.36
  5. Step 5: Solve for x
    x = 75,486,197,367.36/295,250.40
  6. Step 6: Final answer
    x = 255,668.40

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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.