Home / 798,822.38-1,102,383.65-436,256.90

Finding the Fourth Proportional to 798,822.38, 1,102,383.65 and 436,256.90

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Solution

The fourth proportional to 798,822.38, 1,102,383.65 and 436,256.90 is: 602,039.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,822.38 : 1,102,383.65 = 436,256.90 : x
  2. Step 2: Convert to fraction form
    798,822.38/1,102,383.65 = 436,256.90/x
  3. Step 3: Cross multiply
    798,822.38x = 1,102,383.65 × 436,256.90
  4. Step 4: Simplify right side
    798,822.38x = 480,922,473,759.69
  5. Step 5: Solve for x
    x = 480,922,473,759.69/798,822.38
  6. Step 6: Final answer
    x = 602,039.31

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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.