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Finding the Fourth Proportional to 295,344.20, 442,360.20 and 242,856.20

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Solution

The fourth proportional to 295,344.20, 442,360.20 and 242,856.20 is: 363,744.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,344.20 : 442,360.20 = 242,856.20 : x
  2. Step 2: Convert to fraction form
    295,344.20/442,360.20 = 242,856.20/x
  3. Step 3: Cross multiply
    295,344.20x = 442,360.20 × 242,856.20
  4. Step 4: Simplify right side
    295,344.20x = 107,429,917,203.24
  5. Step 5: Solve for x
    x = 107,429,917,203.24/295,344.20
  6. Step 6: Final answer
    x = 363,744.80

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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.