Home / 668,448.28-1,002,934.98-294,208.92

Finding the Fourth Proportional to 668,448.28, 1,002,934.98 and 294,208.92

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Solution

The fourth proportional to 668,448.28, 1,002,934.98 and 294,208.92 is: 441,428.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,448.28 : 1,002,934.98 = 294,208.92 : x
  2. Step 2: Convert to fraction form
    668,448.28/1,002,934.98 = 294,208.92/x
  3. Step 3: Cross multiply
    668,448.28x = 1,002,934.98 × 294,208.92
  4. Step 4: Simplify right side
    668,448.28x = 295,072,417,296.02
  5. Step 5: Solve for x
    x = 295,072,417,296.02/668,448.28
  6. Step 6: Final answer
    x = 441,428.94

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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.