Home / 1,218,725.72-1,828,069.02-332,261.72

Finding the Fourth Proportional to 1,218,725.72, 1,828,069.02 and 332,261.72

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Solution

The fourth proportional to 1,218,725.72, 1,828,069.02 and 332,261.72 is: 498,387.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,218,725.72 : 1,828,069.02 = 332,261.72 : x
  2. Step 2: Convert to fraction form
    1,218,725.72/1,828,069.02 = 332,261.72/x
  3. Step 3: Cross multiply
    1,218,725.72x = 1,828,069.02 × 332,261.72
  4. Step 4: Simplify right side
    1,218,725.72x = 607,397,356,863.91
  5. Step 5: Solve for x
    x = 607,397,356,863.91/1,218,725.72
  6. Step 6: Final answer
    x = 498,387.25

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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.