Home / 802,218.42-1,203,065.10-375,622.20

Finding the Fourth Proportional to 802,218.42, 1,203,065.10 and 375,622.20

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Solution

The fourth proportional to 802,218.42, 1,203,065.10 and 375,622.20 is: 563,310.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,218.42 : 1,203,065.10 = 375,622.20 : x
  2. Step 2: Convert to fraction form
    802,218.42/1,203,065.10 = 375,622.20/x
  3. Step 3: Cross multiply
    802,218.42x = 1,203,065.10 × 375,622.20
  4. Step 4: Simplify right side
    802,218.42x = 451,897,959,605.22
  5. Step 5: Solve for x
    x = 451,897,959,605.22/802,218.42
  6. Step 6: Final answer
    x = 563,310.38

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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.