Home / 997,041.33-1,375,839.35-589,065.79

Finding the Fourth Proportional to 997,041.33, 1,375,839.35 and 589,065.79

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Solution

The fourth proportional to 997,041.33, 1,375,839.35 and 589,065.79 is: 812,864.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,041.33 : 1,375,839.35 = 589,065.79 : x
  2. Step 2: Convert to fraction form
    997,041.33/1,375,839.35 = 589,065.79/x
  3. Step 3: Cross multiply
    997,041.33x = 1,375,839.35 × 589,065.79
  4. Step 4: Simplify right side
    997,041.33x = 810,459,887,235.91
  5. Step 5: Solve for x
    x = 810,459,887,235.91/997,041.33
  6. Step 6: Final answer
    x = 812,864.89

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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.