Home / 613,541.28-846,721.95-368,600.97

Finding the Fourth Proportional to 613,541.28, 846,721.95 and 368,600.97

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Solution

The fourth proportional to 613,541.28, 846,721.95 and 368,600.97 is: 508,690.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,541.28 : 846,721.95 = 368,600.97 : x
  2. Step 2: Convert to fraction form
    613,541.28/846,721.95 = 368,600.97/x
  3. Step 3: Cross multiply
    613,541.28x = 846,721.95 × 368,600.97
  4. Step 4: Simplify right side
    613,541.28x = 312,102,532,090.29
  5. Step 5: Solve for x
    x = 312,102,532,090.29/613,541.28
  6. Step 6: Final answer
    x = 508,690.36

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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.