Home / 1,022,901.55-1,534,296.85-312,929.65

Finding the Fourth Proportional to 1,022,901.55, 1,534,296.85 and 312,929.65

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Solution

The fourth proportional to 1,022,901.55, 1,534,296.85 and 312,929.65 is: 469,377.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,901.55 : 1,534,296.85 = 312,929.65 : x
  2. Step 2: Convert to fraction form
    1,022,901.55/1,534,296.85 = 312,929.65/x
  3. Step 3: Cross multiply
    1,022,901.55x = 1,534,296.85 × 312,929.65
  4. Step 4: Simplify right side
    1,022,901.55x = 480,126,976,266.60
  5. Step 5: Solve for x
    x = 480,126,976,266.60/1,022,901.55
  6. Step 6: Final answer
    x = 469,377.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.