Home / 564,036.42-845,610.84-279,531.36

Finding the Fourth Proportional to 564,036.42, 845,610.84 and 279,531.36

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Solution

The fourth proportional to 564,036.42, 845,610.84 and 279,531.36 is: 419,077.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,036.42 : 845,610.84 = 279,531.36 : x
  2. Step 2: Convert to fraction form
    564,036.42/845,610.84 = 279,531.36/x
  3. Step 3: Cross multiply
    564,036.42x = 845,610.84 × 279,531.36
  4. Step 4: Simplify right side
    564,036.42x = 236,374,748,135.94
  5. Step 5: Solve for x
    x = 236,374,748,135.94/564,036.42
  6. Step 6: Final answer
    x = 419,077.10

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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.