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Finding the Fourth Proportional to 582,287.81, 873,609.98 and 298,179.52

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Solution

The fourth proportional to 582,287.81, 873,609.98 and 298,179.52 is: 447,360.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,287.81 : 873,609.98 = 298,179.52 : x
  2. Step 2: Convert to fraction form
    582,287.81/873,609.98 = 298,179.52/x
  3. Step 3: Cross multiply
    582,287.81x = 873,609.98 × 298,179.52
  4. Step 4: Simplify right side
    582,287.81x = 260,492,604,503.61
  5. Step 5: Solve for x
    x = 260,492,604,503.61/582,287.81
  6. Step 6: Final answer
    x = 447,360.57

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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.