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Finding the Fourth Proportional to 483,244.43, 724,181.16 and 355,885.85

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Solution

The fourth proportional to 483,244.43, 724,181.16 and 355,885.85 is: 533,323.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,244.43 : 724,181.16 = 355,885.85 : x
  2. Step 2: Convert to fraction form
    483,244.43/724,181.16 = 355,885.85/x
  3. Step 3: Cross multiply
    483,244.43x = 724,181.16 × 355,885.85
  4. Step 4: Simplify right side
    483,244.43x = 257,725,828,823.75
  5. Step 5: Solve for x
    x = 257,725,828,823.75/483,244.43
  6. Step 6: Final answer
    x = 533,323.95

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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.