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Finding the Fourth Proportional to 296,841.35, 409,661.56 and 180,600.18

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Solution

The fourth proportional to 296,841.35, 409,661.56 and 180,600.18 is: 249,240.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,841.35 : 409,661.56 = 180,600.18 : x
  2. Step 2: Convert to fraction form
    296,841.35/409,661.56 = 180,600.18/x
  3. Step 3: Cross multiply
    296,841.35x = 409,661.56 × 180,600.18
  4. Step 4: Simplify right side
    296,841.35x = 73,984,951,475.08
  5. Step 5: Solve for x
    x = 73,984,951,475.08/296,841.35
  6. Step 6: Final answer
    x = 249,240.72

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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.