Home / 739,708.62-1,020,767.31-467,924.46

Finding the Fourth Proportional to 739,708.62, 1,020,767.31 and 467,924.46

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Solution

The fourth proportional to 739,708.62, 1,020,767.31 and 467,924.46 is: 645,716.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,708.62 : 1,020,767.31 = 467,924.46 : x
  2. Step 2: Convert to fraction form
    739,708.62/1,020,767.31 = 467,924.46/x
  3. Step 3: Cross multiply
    739,708.62x = 1,020,767.31 × 467,924.46
  4. Step 4: Simplify right side
    739,708.62x = 477,641,992,317.40
  5. Step 5: Solve for x
    x = 477,641,992,317.40/739,708.62
  6. Step 6: Final answer
    x = 645,716.41

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1.5x scale

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.