Home / 825,621.71-1,237,237.31-569,191.06

Finding the Fourth Proportional to 825,621.71, 1,237,237.31 and 569,191.06

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Solution

The fourth proportional to 825,621.71, 1,237,237.31 and 569,191.06 is: 852,962.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,621.71 : 1,237,237.31 = 569,191.06 : x
  2. Step 2: Convert to fraction form
    825,621.71/1,237,237.31 = 569,191.06/x
  3. Step 3: Cross multiply
    825,621.71x = 1,237,237.31 × 569,191.06
  4. Step 4: Simplify right side
    825,621.71x = 704,224,414,280.33
  5. Step 5: Solve for x
    x = 704,224,414,280.33/825,621.71
  6. Step 6: Final answer
    x = 852,962.57

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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.