Home / 1,009,065.20-1,392,520.88-550,176

Finding the Fourth Proportional to 1,009,065.20, 1,392,520.88 and 550,176

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Solution

The fourth proportional to 1,009,065.20, 1,392,520.88 and 550,176 is: 759,248.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,065.20 : 1,392,520.88 = 550,176 : x
  2. Step 2: Convert to fraction form
    1,009,065.20/1,392,520.88 = 550,176/x
  3. Step 3: Cross multiply
    1,009,065.20x = 1,392,520.88 × 550,176
  4. Step 4: Simplify right side
    1,009,065.20x = 766,131,567,674.88
  5. Step 5: Solve for x
    x = 766,131,567,674.88/1,009,065.20
  6. Step 6: Final answer
    x = 759,248.83

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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.