Home / 755,254.40-1,132,878.72-282,058.88

Finding the Fourth Proportional to 755,254.40, 1,132,878.72 and 282,058.88

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Solution

The fourth proportional to 755,254.40, 1,132,878.72 and 282,058.88 is: 423,087.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,254.40 : 1,132,878.72 = 282,058.88 : x
  2. Step 2: Convert to fraction form
    755,254.40/1,132,878.72 = 282,058.88/x
  3. Step 3: Cross multiply
    755,254.40x = 1,132,878.72 × 282,058.88
  4. Step 4: Simplify right side
    755,254.40x = 319,538,502,939.03
  5. Step 5: Solve for x
    x = 319,538,502,939.03/755,254.40
  6. Step 6: Final answer
    x = 423,087.24

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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.