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Finding the Fourth Proportional to 483,114.60, 724,088.70 and 246,335.40

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Solution

The fourth proportional to 483,114.60, 724,088.70 and 246,335.40 is: 369,205.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,114.60 : 724,088.70 = 246,335.40 : x
  2. Step 2: Convert to fraction form
    483,114.60/724,088.70 = 246,335.40/x
  3. Step 3: Cross multiply
    483,114.60x = 724,088.70 × 246,335.40
  4. Step 4: Simplify right side
    483,114.60x = 178,368,679,549.98
  5. Step 5: Solve for x
    x = 178,368,679,549.98/483,114.60
  6. Step 6: Final answer
    x = 369,205.73

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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.