Home / 900,391.10-1,350,588.94-367,912.15

Finding the Fourth Proportional to 900,391.10, 1,350,588.94 and 367,912.15

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Solution

The fourth proportional to 900,391.10, 1,350,588.94 and 367,912.15 is: 551,869.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,391.10 : 1,350,588.94 = 367,912.15 : x
  2. Step 2: Convert to fraction form
    900,391.10/1,350,588.94 = 367,912.15/x
  3. Step 3: Cross multiply
    900,391.10x = 1,350,588.94 × 367,912.15
  4. Step 4: Simplify right side
    900,391.10x = 496,898,076,385.37
  5. Step 5: Solve for x
    x = 496,898,076,385.37/900,391.10
  6. Step 6: Final answer
    x = 551,869.16

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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.