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Finding the Fourth Proportional to 223,300.80, 334,562.40 and 144,374.40

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Solution

The fourth proportional to 223,300.80, 334,562.40 and 144,374.40 is: 216,310.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,300.80 : 334,562.40 = 144,374.40 : x
  2. Step 2: Convert to fraction form
    223,300.80/334,562.40 = 144,374.40/x
  3. Step 3: Cross multiply
    223,300.80x = 334,562.40 × 144,374.40
  4. Step 4: Simplify right side
    223,300.80x = 48,302,245,762.56
  5. Step 5: Solve for x
    x = 48,302,245,762.56/223,300.80
  6. Step 6: Final answer
    x = 216,310.22

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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.