Home / 1,209,599.52-1,669,247.49-658,317.30

Finding the Fourth Proportional to 1,209,599.52, 1,669,247.49 and 658,317.30

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Solution

The fourth proportional to 1,209,599.52, 1,669,247.49 and 658,317.30 is: 908,477.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,209,599.52 : 1,669,247.49 = 658,317.30 : x
  2. Step 2: Convert to fraction form
    1,209,599.52/1,669,247.49 = 658,317.30/x
  3. Step 3: Cross multiply
    1,209,599.52x = 1,669,247.49 × 658,317.30
  4. Step 4: Simplify right side
    1,209,599.52x = 1,098,894,500,648.58
  5. Step 5: Solve for x
    x = 1,098,894,500,648.58/1,209,599.52
  6. Step 6: Final answer
    x = 908,477.96

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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.