Home / 424,641.02-585,993.84-231,040.49

Finding the Fourth Proportional to 424,641.02, 585,993.84 and 231,040.49

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Solution

The fourth proportional to 424,641.02, 585,993.84 and 231,040.49 is: 318,830.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,641.02 : 585,993.84 = 231,040.49 : x
  2. Step 2: Convert to fraction form
    424,641.02/585,993.84 = 231,040.49/x
  3. Step 3: Cross multiply
    424,641.02x = 585,993.84 × 231,040.49
  4. Step 4: Simplify right side
    424,641.02x = 135,388,302,331.69
  5. Step 5: Solve for x
    x = 135,388,302,331.69/424,641.02
  6. Step 6: Final answer
    x = 318,830.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.