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Finding the Fourth Proportional to 344,656.11, 475,098.31 and 242,402.93

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Solution

The fourth proportional to 344,656.11, 475,098.31 and 242,402.93 is: 334,145.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,656.11 : 475,098.31 = 242,402.93 : x
  2. Step 2: Convert to fraction form
    344,656.11/475,098.31 = 242,402.93/x
  3. Step 3: Cross multiply
    344,656.11x = 475,098.31 × 242,402.93
  4. Step 4: Simplify right side
    344,656.11x = 115,165,222,382.05
  5. Step 5: Solve for x
    x = 115,165,222,382.05/344,656.11
  6. Step 6: Final answer
    x = 334,145.31

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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.