Home / 666,822.78-1,002,401.73-535,145.94

Finding the Fourth Proportional to 666,822.78, 1,002,401.73 and 535,145.94

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Solution

The fourth proportional to 666,822.78, 1,002,401.73 and 535,145.94 is: 804,458.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    666,822.78 : 1,002,401.73 = 535,145.94 : x
  2. Step 2: Convert to fraction form
    666,822.78/1,002,401.73 = 535,145.94/x
  3. Step 3: Cross multiply
    666,822.78x = 1,002,401.73 × 535,145.94
  4. Step 4: Simplify right side
    666,822.78x = 536,431,216,058.48
  5. Step 5: Solve for x
    x = 536,431,216,058.48/666,822.78
  6. Step 6: Final answer
    x = 804,458.44

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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.