Home / 761,083.24-1,141,688.22-255,620.20

Finding the Fourth Proportional to 761,083.24, 1,141,688.22 and 255,620.20

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Solution

The fourth proportional to 761,083.24, 1,141,688.22 and 255,620.20 is: 383,451.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,083.24 : 1,141,688.22 = 255,620.20 : x
  2. Step 2: Convert to fraction form
    761,083.24/1,141,688.22 = 255,620.20/x
  3. Step 3: Cross multiply
    761,083.24x = 1,141,688.22 × 255,620.20
  4. Step 4: Simplify right side
    761,083.24x = 291,838,571,134.04
  5. Step 5: Solve for x
    x = 291,838,571,134.04/761,083.24
  6. Step 6: Final answer
    x = 383,451.58

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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.