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Finding the Fourth Proportional to 804,223.88, 1,205,981.58 and 377,881

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Solution

The fourth proportional to 804,223.88, 1,205,981.58 and 377,881 is: 566,655.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,223.88 : 1,205,981.58 = 377,881 : x
  2. Step 2: Convert to fraction form
    804,223.88/1,205,981.58 = 377,881/x
  3. Step 3: Cross multiply
    804,223.88x = 1,205,981.58 × 377,881
  4. Step 4: Simplify right side
    804,223.88x = 455,717,525,431.98
  5. Step 5: Solve for x
    x = 455,717,525,431.98/804,223.88
  6. Step 6: Final answer
    x = 566,655.05

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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.