Home / 746,275.71-1,029,860.82-423,986.34

Finding the Fourth Proportional to 746,275.71, 1,029,860.82 and 423,986.34

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Solution

The fourth proportional to 746,275.71, 1,029,860.82 and 423,986.34 is: 585,101.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,275.71 : 1,029,860.82 = 423,986.34 : x
  2. Step 2: Convert to fraction form
    746,275.71/1,029,860.82 = 423,986.34/x
  3. Step 3: Cross multiply
    746,275.71x = 1,029,860.82 × 423,986.34
  4. Step 4: Simplify right side
    746,275.71x = 436,646,919,781.20
  5. Step 5: Solve for x
    x = 436,646,919,781.20/746,275.71
  6. Step 6: Final answer
    x = 585,101.34

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Double scale
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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.