Home / 491,164.48-736,869.30-171,320.95

Finding the Fourth Proportional to 491,164.48, 736,869.30 and 171,320.95

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Solution

The fourth proportional to 491,164.48, 736,869.30 and 171,320.95 is: 257,024.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,164.48 : 736,869.30 = 171,320.95 : x
  2. Step 2: Convert to fraction form
    491,164.48/736,869.30 = 171,320.95/x
  3. Step 3: Cross multiply
    491,164.48x = 736,869.30 × 171,320.95
  4. Step 4: Simplify right side
    491,164.48x = 126,241,148,501.84
  5. Step 5: Solve for x
    x = 126,241,148,501.84/491,164.48
  6. Step 6: Final answer
    x = 257,024.18

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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.