Home / 658,727.18-909,044.16-356,921.18

Finding the Fourth Proportional to 658,727.18, 909,044.16 and 356,921.18

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Solution

The fourth proportional to 658,727.18, 909,044.16 and 356,921.18 is: 492,551.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,727.18 : 909,044.16 = 356,921.18 : x
  2. Step 2: Convert to fraction form
    658,727.18/909,044.16 = 356,921.18/x
  3. Step 3: Cross multiply
    658,727.18x = 909,044.16 × 356,921.18
  4. Step 4: Simplify right side
    658,727.18x = 324,457,114,259.31
  5. Step 5: Solve for x
    x = 324,457,114,259.31/658,727.18
  6. Step 6: Final answer
    x = 492,551.58

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