Home / 262,479.08-393,892.32-144,232.76

Finding the Fourth Proportional to 262,479.08, 393,892.32 and 144,232.76

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Solution

The fourth proportional to 262,479.08, 393,892.32 and 144,232.76 is: 216,444.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,479.08 : 393,892.32 = 144,232.76 : x
  2. Step 2: Convert to fraction form
    262,479.08/393,892.32 = 144,232.76/x
  3. Step 3: Cross multiply
    262,479.08x = 393,892.32 × 144,232.76
  4. Step 4: Simplify right side
    262,479.08x = 56,812,176,456.40
  5. Step 5: Solve for x
    x = 56,812,176,456.40/262,479.08
  6. Step 6: Final answer
    x = 216,444.59

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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.