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Finding the Fourth Proportional to 581,036.80, 871,864.80 and 226,062.40

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Solution

The fourth proportional to 581,036.80, 871,864.80 and 226,062.40 is: 339,214.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,036.80 : 871,864.80 = 226,062.40 : x
  2. Step 2: Convert to fraction form
    581,036.80/871,864.80 = 226,062.40/x
  3. Step 3: Cross multiply
    581,036.80x = 871,864.80 × 226,062.40
  4. Step 4: Simplify right side
    581,036.80x = 197,095,849,163.52
  5. Step 5: Solve for x
    x = 197,095,849,163.52/581,036.80
  6. Step 6: Final answer
    x = 339,214.06

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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.