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Finding the Fourth Proportional to 589,293.61, 813,203.61 and 360,234.52

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Solution

The fourth proportional to 589,293.61, 813,203.61 and 360,234.52 is: 497,110.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,293.61 : 813,203.61 = 360,234.52 : x
  2. Step 2: Convert to fraction form
    589,293.61/813,203.61 = 360,234.52/x
  3. Step 3: Cross multiply
    589,293.61x = 813,203.61 × 360,234.52
  4. Step 4: Simplify right side
    589,293.61x = 292,944,012,110.62
  5. Step 5: Solve for x
    x = 292,944,012,110.62/589,293.61
  6. Step 6: Final answer
    x = 497,110.45

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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.