Home / 442,030.02-663,241.05-231,617.94

Finding the Fourth Proportional to 442,030.02, 663,241.05 and 231,617.94

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Solution

The fourth proportional to 442,030.02, 663,241.05 and 231,617.94 is: 347,529.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,030.02 : 663,241.05 = 231,617.94 : x
  2. Step 2: Convert to fraction form
    442,030.02/663,241.05 = 231,617.94/x
  3. Step 3: Cross multiply
    442,030.02x = 663,241.05 × 231,617.94
  4. Step 4: Simplify right side
    442,030.02x = 153,618,525,724.44
  5. Step 5: Solve for x
    x = 153,618,525,724.44/442,030.02
  6. Step 6: Final answer
    x = 347,529.62

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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.