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Finding the Fourth Proportional to 581,032.80, 871,858.80 and 226,058.40

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Solution

The fourth proportional to 581,032.80, 871,858.80 and 226,058.40 is: 339,208.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,032.80 : 871,858.80 = 226,058.40 : x
  2. Step 2: Convert to fraction form
    581,032.80/871,858.80 = 226,058.40/x
  3. Step 3: Cross multiply
    581,032.80x = 871,858.80 × 226,058.40
  4. Step 4: Simplify right side
    581,032.80x = 197,091,005,353.92
  5. Step 5: Solve for x
    x = 197,091,005,353.92/581,032.80
  6. Step 6: Final answer
    x = 339,208.05

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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.