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Finding the Fourth Proportional to 295,809.20, 443,778.60 and 96,095.60

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Solution

The fourth proportional to 295,809.20, 443,778.60 and 96,095.60 is: 144,164.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,809.20 : 443,778.60 = 96,095.60 : x
  2. Step 2: Convert to fraction form
    295,809.20/443,778.60 = 96,095.60/x
  3. Step 3: Cross multiply
    295,809.20x = 443,778.60 × 96,095.60
  4. Step 4: Simplify right side
    295,809.20x = 42,645,170,834.16
  5. Step 5: Solve for x
    x = 42,645,170,834.16/295,809.20
  6. Step 6: Final answer
    x = 144,164.45

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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.