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Finding the Fourth Proportional to 344,298.10, 475,142.92 and 191,342.74

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Solution

The fourth proportional to 344,298.10, 475,142.92 and 191,342.74 is: 264,059.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,298.10 : 475,142.92 = 191,342.74 : x
  2. Step 2: Convert to fraction form
    344,298.10/475,142.92 = 191,342.74/x
  3. Step 3: Cross multiply
    344,298.10x = 475,142.92 × 191,342.74
  4. Step 4: Simplify right side
    344,298.10x = 90,915,148,204.40
  5. Step 5: Solve for x
    x = 90,915,148,204.40/344,298.10
  6. Step 6: Final answer
    x = 264,059.40

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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.