Home / 761,252.19-1,141,163.03-255,458.45

Finding the Fourth Proportional to 761,252.19, 1,141,163.03 and 255,458.45

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Solution

The fourth proportional to 761,252.19, 1,141,163.03 and 255,458.45 is: 382,947.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,252.19 : 1,141,163.03 = 255,458.45 : x
  2. Step 2: Convert to fraction form
    761,252.19/1,141,163.03 = 255,458.45/x
  3. Step 3: Cross multiply
    761,252.19x = 1,141,163.03 × 255,458.45
  4. Step 4: Simplify right side
    761,252.19x = 291,519,731,858.00
  5. Step 5: Solve for x
    x = 291,519,731,858.00/761,252.19
  6. Step 6: Final answer
    x = 382,947.64

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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.