Home / 838,026.06-1,257,050.62-238,987.28

Finding the Fourth Proportional to 838,026.06, 1,257,050.62 and 238,987.28

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Solution

The fourth proportional to 838,026.06, 1,257,050.62 and 238,987.28 is: 358,484.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,026.06 : 1,257,050.62 = 238,987.28 : x
  2. Step 2: Convert to fraction form
    838,026.06/1,257,050.62 = 238,987.28/x
  3. Step 3: Cross multiply
    838,026.06x = 1,257,050.62 × 238,987.28
  4. Step 4: Simplify right side
    838,026.06x = 300,419,108,496.11
  5. Step 5: Solve for x
    x = 300,419,108,496.11/838,026.06
  6. Step 6: Final answer
    x = 358,484.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.