Home / 815,673.12-1,125,314.88-601,322.88

Finding the Fourth Proportional to 815,673.12, 1,125,314.88 and 601,322.88

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Solution

The fourth proportional to 815,673.12, 1,125,314.88 and 601,322.88 is: 829,594.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    815,673.12 : 1,125,314.88 = 601,322.88 : x
  2. Step 2: Convert to fraction form
    815,673.12/1,125,314.88 = 601,322.88/x
  3. Step 3: Cross multiply
    815,673.12x = 1,125,314.88 × 601,322.88
  4. Step 4: Simplify right side
    815,673.12x = 676,677,584,548.45
  5. Step 5: Solve for x
    x = 676,677,584,548.45/815,673.12
  6. Step 6: Final answer
    x = 829,594.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.