Home / 988,291.22-1,363,843.05-535,582.22

Finding the Fourth Proportional to 988,291.22, 1,363,843.05 and 535,582.22

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Solution

The fourth proportional to 988,291.22, 1,363,843.05 and 535,582.22 is: 739,104.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,291.22 : 1,363,843.05 = 535,582.22 : x
  2. Step 2: Convert to fraction form
    988,291.22/1,363,843.05 = 535,582.22/x
  3. Step 3: Cross multiply
    988,291.22x = 1,363,843.05 × 535,582.22
  4. Step 4: Simplify right side
    988,291.22x = 730,450,088,450.57
  5. Step 5: Solve for x
    x = 730,450,088,450.57/988,291.22
  6. Step 6: Final answer
    x = 739,104.10

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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.