Home / 803,545.68-1,205,323.38-271,071.93

Finding the Fourth Proportional to 803,545.68, 1,205,323.38 and 271,071.93

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Solution

The fourth proportional to 803,545.68, 1,205,323.38 and 271,071.93 is: 406,609.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,545.68 : 1,205,323.38 = 271,071.93 : x
  2. Step 2: Convert to fraction form
    803,545.68/1,205,323.38 = 271,071.93/x
  3. Step 3: Cross multiply
    803,545.68x = 1,205,323.38 × 271,071.93
  4. Step 4: Simplify right side
    803,545.68x = 326,729,334,890.72
  5. Step 5: Solve for x
    x = 326,729,334,890.72/803,545.68
  6. Step 6: Final answer
    x = 406,609.53

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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.