Home / 262,528.20-394,083.90-144,430.20

Finding the Fourth Proportional to 262,528.20, 394,083.90 and 144,430.20

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Solution

The fourth proportional to 262,528.20, 394,083.90 and 144,430.20 is: 216,805.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,528.20 : 394,083.90 = 144,430.20 : x
  2. Step 2: Convert to fraction form
    262,528.20/394,083.90 = 144,430.20/x
  3. Step 3: Cross multiply
    262,528.20x = 394,083.90 × 144,430.20
  4. Step 4: Simplify right side
    262,528.20x = 56,917,616,493.78
  5. Step 5: Solve for x
    x = 56,917,616,493.78/262,528.20
  6. Step 6: Final answer
    x = 216,805.72

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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.