Home / 676,040.13-932,935.66-370,136.34

Finding the Fourth Proportional to 676,040.13, 932,935.66 and 370,136.34

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Solution

The fourth proportional to 676,040.13, 932,935.66 and 370,136.34 is: 510,788.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,040.13 : 932,935.66 = 370,136.34 : x
  2. Step 2: Convert to fraction form
    676,040.13/932,935.66 = 370,136.34/x
  3. Step 3: Cross multiply
    676,040.13x = 932,935.66 × 370,136.34
  4. Step 4: Simplify right side
    676,040.13x = 345,313,389,722.54
  5. Step 5: Solve for x
    x = 345,313,389,722.54/676,040.13
  6. Step 6: Final answer
    x = 510,788.30

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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.