Home / 262,445.73-393,842.34-144,199.50

Finding the Fourth Proportional to 262,445.73, 393,842.34 and 144,199.50

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Solution

The fourth proportional to 262,445.73, 393,842.34 and 144,199.50 is: 216,394.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,445.73 : 393,842.34 = 144,199.50 : x
  2. Step 2: Convert to fraction form
    262,445.73/393,842.34 = 144,199.50/x
  3. Step 3: Cross multiply
    262,445.73x = 393,842.34 × 144,199.50
  4. Step 4: Simplify right side
    262,445.73x = 56,791,868,506.83
  5. Step 5: Solve for x
    x = 56,791,868,506.83/262,445.73
  6. Step 6: Final answer
    x = 216,394.71

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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.