Home / 798,824.38-1,102,386.41-436,258.90

Finding the Fourth Proportional to 798,824.38, 1,102,386.41 and 436,258.90

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Solution

The fourth proportional to 798,824.38, 1,102,386.41 and 436,258.90 is: 602,042.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,824.38 : 1,102,386.41 = 436,258.90 : x
  2. Step 2: Convert to fraction form
    798,824.38/1,102,386.41 = 436,258.90/x
  3. Step 3: Cross multiply
    798,824.38x = 1,102,386.41 × 436,258.90
  4. Step 4: Simplify right side
    798,824.38x = 480,925,882,601.55
  5. Step 5: Solve for x
    x = 480,925,882,601.55/798,824.38
  6. Step 6: Final answer
    x = 602,042.07

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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.