Home / 837,412.88-1,255,930.62-238,360.76

Finding the Fourth Proportional to 837,412.88, 1,255,930.62 and 238,360.76

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Solution

The fourth proportional to 837,412.88, 1,255,930.62 and 238,360.76 is: 357,487.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,412.88 : 1,255,930.62 = 238,360.76 : x
  2. Step 2: Convert to fraction form
    837,412.88/1,255,930.62 = 238,360.76/x
  3. Step 3: Cross multiply
    837,412.88x = 1,255,930.62 × 238,360.76
  4. Step 4: Simplify right side
    837,412.88x = 299,364,577,090.47
  5. Step 5: Solve for x
    x = 299,364,577,090.47/837,412.88
  6. Step 6: Final answer
    x = 357,487.43

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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.