Home / 676,105.08-932,989.49-370,122.82

Finding the Fourth Proportional to 676,105.08, 932,989.49 and 370,122.82

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Solution

The fourth proportional to 676,105.08, 932,989.49 and 370,122.82 is: 510,750.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,105.08 : 932,989.49 = 370,122.82 : x
  2. Step 2: Convert to fraction form
    676,105.08/932,989.49 = 370,122.82/x
  3. Step 3: Cross multiply
    676,105.08x = 932,989.49 × 370,122.82
  4. Step 4: Simplify right side
    676,105.08x = 345,320,698,274.04
  5. Step 5: Solve for x
    x = 345,320,698,274.04/676,105.08
  6. Step 6: Final answer
    x = 510,750.05

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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.