Home / 790,866.54-1,091,351.76-446,773.08

Finding the Fourth Proportional to 790,866.54, 1,091,351.76 and 446,773.08

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Solution

The fourth proportional to 790,866.54, 1,091,351.76 and 446,773.08 is: 616,521.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,866.54 : 1,091,351.76 = 446,773.08 : x
  2. Step 2: Convert to fraction form
    790,866.54/1,091,351.76 = 446,773.08/x
  3. Step 3: Cross multiply
    790,866.54x = 1,091,351.76 × 446,773.08
  4. Step 4: Simplify right side
    790,866.54x = 487,586,587,178.62
  5. Step 5: Solve for x
    x = 487,586,587,178.62/790,866.54
  6. Step 6: Final answer
    x = 616,521.96

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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.