Home / 589,585.08-813,656.25-331,543.23

Finding the Fourth Proportional to 589,585.08, 813,656.25 and 331,543.23

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Solution

The fourth proportional to 589,585.08, 813,656.25 and 331,543.23 is: 457,545.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,585.08 : 813,656.25 = 331,543.23 : x
  2. Step 2: Convert to fraction form
    589,585.08/813,656.25 = 331,543.23/x
  3. Step 3: Cross multiply
    589,585.08x = 813,656.25 × 331,543.23
  4. Step 4: Simplify right side
    589,585.08x = 269,762,221,234.69
  5. Step 5: Solve for x
    x = 269,762,221,234.69/589,585.08
  6. Step 6: Final answer
    x = 457,545.87

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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.