Home / 697,132-1,045,632.39-223,821.46

Finding the Fourth Proportional to 697,132, 1,045,632.39 and 223,821.46

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Solution

The fourth proportional to 697,132, 1,045,632.39 and 223,821.46 is: 335,711.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,132 : 1,045,632.39 = 223,821.46 : x
  2. Step 2: Convert to fraction form
    697,132/1,045,632.39 = 223,821.46/x
  3. Step 3: Cross multiply
    697,132x = 1,045,632.39 × 223,821.46
  4. Step 4: Simplify right side
    697,132x = 234,034,968,153.09
  5. Step 5: Solve for x
    x = 234,034,968,153.09/697,132
  6. Step 6: Final answer
    x = 335,711.13

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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.