Home / 756,685.89-1,135,032.93-224,211.53

Finding the Fourth Proportional to 756,685.89, 1,135,032.93 and 224,211.53

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Solution

The fourth proportional to 756,685.89, 1,135,032.93 and 224,211.53 is: 336,318.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,685.89 : 1,135,032.93 = 224,211.53 : x
  2. Step 2: Convert to fraction form
    756,685.89/1,135,032.93 = 224,211.53/x
  3. Step 3: Cross multiply
    756,685.89x = 1,135,032.93 × 224,211.53
  4. Step 4: Simplify right side
    756,685.89x = 254,487,472,673.27
  5. Step 5: Solve for x
    x = 254,487,472,673.27/756,685.89
  6. Step 6: Final answer
    x = 336,318.51

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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.