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Finding the Fourth Proportional to 491,473.35, 737,210.30 and 136,487.34

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Solution

The fourth proportional to 491,473.35, 737,210.30 and 136,487.34 is: 204,731.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,473.35 : 737,210.30 = 136,487.34 : x
  2. Step 2: Convert to fraction form
    491,473.35/737,210.30 = 136,487.34/x
  3. Step 3: Cross multiply
    491,473.35x = 737,210.30 × 136,487.34
  4. Step 4: Simplify right side
    491,473.35x = 100,619,872,185.17
  5. Step 5: Solve for x
    x = 100,619,872,185.17/491,473.35
  6. Step 6: Final answer
    x = 204,731.08

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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.