Home / 906,974.95-1,360,462.43-330,641.47

Finding the Fourth Proportional to 906,974.95, 1,360,462.43 and 330,641.47

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Solution

The fourth proportional to 906,974.95, 1,360,462.43 and 330,641.47 is: 495,962.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,974.95 : 1,360,462.43 = 330,641.47 : x
  2. Step 2: Convert to fraction form
    906,974.95/1,360,462.43 = 330,641.47/x
  3. Step 3: Cross multiply
    906,974.95x = 1,360,462.43 × 330,641.47
  4. Step 4: Simplify right side
    906,974.95x = 449,825,296,081.77
  5. Step 5: Solve for x
    x = 449,825,296,081.77/906,974.95
  6. Step 6: Final answer
    x = 495,962.21

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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.