Home / 849,577.74-1,274,408.61-242,455.54

Finding the Fourth Proportional to 849,577.74, 1,274,408.61 and 242,455.54

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Solution

The fourth proportional to 849,577.74, 1,274,408.61 and 242,455.54 is: 363,695.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,577.74 : 1,274,408.61 = 242,455.54 : x
  2. Step 2: Convert to fraction form
    849,577.74/1,274,408.61 = 242,455.54/x
  3. Step 3: Cross multiply
    849,577.74x = 1,274,408.61 × 242,455.54
  4. Step 4: Simplify right side
    849,577.74x = 308,987,421,346.16
  5. Step 5: Solve for x
    x = 308,987,421,346.16/849,577.74
  6. Step 6: Final answer
    x = 363,695.29

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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.