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Finding the Fourth Proportional to 463,722.60, 695,616.30 and 183,203.40

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Solution

The fourth proportional to 463,722.60, 695,616.30 and 183,203.40 is: 274,817.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,722.60 : 695,616.30 = 183,203.40 : x
  2. Step 2: Convert to fraction form
    463,722.60/695,616.30 = 183,203.40/x
  3. Step 3: Cross multiply
    463,722.60x = 695,616.30 × 183,203.40
  4. Step 4: Simplify right side
    463,722.60x = 127,439,271,255.42
  5. Step 5: Solve for x
    x = 127,439,271,255.42/463,722.60
  6. Step 6: Final answer
    x = 274,817.90

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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.