Home / 823,141.10-1,235,333.74-350,159.42

Finding the Fourth Proportional to 823,141.10, 1,235,333.74 and 350,159.42

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Solution

The fourth proportional to 823,141.10, 1,235,333.74 and 350,159.42 is: 525,503.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,141.10 : 1,235,333.74 = 350,159.42 : x
  2. Step 2: Convert to fraction form
    823,141.10/1,235,333.74 = 350,159.42/x
  3. Step 3: Cross multiply
    823,141.10x = 1,235,333.74 × 350,159.42
  4. Step 4: Simplify right side
    823,141.10x = 432,563,745,904.83
  5. Step 5: Solve for x
    x = 432,563,745,904.83/823,141.10
  6. Step 6: Final answer
    x = 525,503.76

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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.