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Finding the Fourth Proportional to 483,635.70, 724,599.33 and 293,708.52

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Solution

The fourth proportional to 483,635.70, 724,599.33 and 293,708.52 is: 440,044.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,635.70 : 724,599.33 = 293,708.52 : x
  2. Step 2: Convert to fraction form
    483,635.70/724,599.33 = 293,708.52/x
  3. Step 3: Cross multiply
    483,635.70x = 724,599.33 × 293,708.52
  4. Step 4: Simplify right side
    483,635.70x = 212,820,996,807.29
  5. Step 5: Solve for x
    x = 212,820,996,807.29/483,635.70
  6. Step 6: Final answer
    x = 440,044.02

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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.