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Finding the Fourth Proportional to 295,260.60, 442,955.70 and 95,590.20

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Solution

The fourth proportional to 295,260.60, 442,955.70 and 95,590.20 is: 143,406.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,260.60 : 442,955.70 = 95,590.20 : x
  2. Step 2: Convert to fraction form
    295,260.60/442,955.70 = 95,590.20/x
  3. Step 3: Cross multiply
    295,260.60x = 442,955.70 × 95,590.20
  4. Step 4: Simplify right side
    295,260.60x = 42,342,223,954.14
  5. Step 5: Solve for x
    x = 42,342,223,954.14/295,260.60
  6. Step 6: Final answer
    x = 143,406.28

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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.