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Finding the Fourth Proportional to 550,698.94, 826,047.26 and 310,703.90

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Solution

The fourth proportional to 550,698.94, 826,047.26 and 310,703.90 is: 466,055.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,698.94 : 826,047.26 = 310,703.90 : x
  2. Step 2: Convert to fraction form
    550,698.94/826,047.26 = 310,703.90/x
  3. Step 3: Cross multiply
    550,698.94x = 826,047.26 × 310,703.90
  4. Step 4: Simplify right side
    550,698.94x = 256,656,101,912.84
  5. Step 5: Solve for x
    x = 256,656,101,912.84/550,698.94
  6. Step 6: Final answer
    x = 466,055.20

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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.