Home / 1,009,353.48-1,392,909.12-550,469.04

Finding the Fourth Proportional to 1,009,353.48, 1,392,909.12 and 550,469.04

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Solution

The fourth proportional to 1,009,353.48, 1,392,909.12 and 550,469.04 is: 759,647.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,353.48 : 1,392,909.12 = 550,469.04 : x
  2. Step 2: Convert to fraction form
    1,009,353.48/1,392,909.12 = 550,469.04/x
  3. Step 3: Cross multiply
    1,009,353.48x = 1,392,909.12 × 550,469.04
  4. Step 4: Simplify right side
    1,009,353.48x = 766,753,346,093.65
  5. Step 5: Solve for x
    x = 766,753,346,093.65/1,009,353.48
  6. Step 6: Final answer
    x = 759,647.99

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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.