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Finding the Fourth Proportional to 488,369.25, 732,803.91 and 232,491.42

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Solution

The fourth proportional to 488,369.25, 732,803.91 and 232,491.42 is: 348,856.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,369.25 : 732,803.91 = 232,491.42 : x
  2. Step 2: Convert to fraction form
    488,369.25/732,803.91 = 232,491.42/x
  3. Step 3: Cross multiply
    488,369.25x = 732,803.91 × 232,491.42
  4. Step 4: Simplify right side
    488,369.25x = 170,370,621,617.45
  5. Step 5: Solve for x
    x = 170,370,621,617.45/488,369.25
  6. Step 6: Final answer
    x = 348,856.16

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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.