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Finding the Fourth Proportional to 236,423.70, 354,635.55 and 229,862.70

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Solution

The fourth proportional to 236,423.70, 354,635.55 and 229,862.70 is: 344,794.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,423.70 : 354,635.55 = 229,862.70 : x
  2. Step 2: Convert to fraction form
    236,423.70/354,635.55 = 229,862.70/x
  3. Step 3: Cross multiply
    236,423.70x = 354,635.55 × 229,862.70
  4. Step 4: Simplify right side
    236,423.70x = 81,517,485,038.99
  5. Step 5: Solve for x
    x = 81,517,485,038.99/236,423.70
  6. Step 6: Final answer
    x = 344,794.05

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1.5x scale

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.