Home / 761,082.24-1,141,686.72-255,619.20

Finding the Fourth Proportional to 761,082.24, 1,141,686.72 and 255,619.20

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Solution

The fourth proportional to 761,082.24, 1,141,686.72 and 255,619.20 is: 383,450.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,082.24 : 1,141,686.72 = 255,619.20 : x
  2. Step 2: Convert to fraction form
    761,082.24/1,141,686.72 = 255,619.20/x
  3. Step 3: Cross multiply
    761,082.24x = 1,141,686.72 × 255,619.20
  4. Step 4: Simplify right side
    761,082.24x = 291,837,046,017.02
  5. Step 5: Solve for x
    x = 291,837,046,017.02/761,082.24
  6. Step 6: Final answer
    x = 383,450.08

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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.