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Finding the Fourth Proportional to 344,655.87, 475,097.96 and 242,402.69

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Solution

The fourth proportional to 344,655.87, 475,097.96 and 242,402.69 is: 334,144.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,655.87 : 475,097.96 = 242,402.69 : x
  2. Step 2: Convert to fraction form
    344,655.87/475,097.96 = 242,402.69/x
  3. Step 3: Cross multiply
    344,655.87x = 475,097.96 × 242,402.69
  4. Step 4: Simplify right side
    344,655.87x = 115,165,019,930.01
  5. Step 5: Solve for x
    x = 115,165,019,930.01/344,655.87
  6. Step 6: Final answer
    x = 334,144.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.