Home / 421,035.06-581,032.47-230,048.44

Finding the Fourth Proportional to 421,035.06, 581,032.47 and 230,048.44

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Solution

The fourth proportional to 421,035.06, 581,032.47 and 230,048.44 is: 317,469.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    421,035.06 : 581,032.47 = 230,048.44 : x
  2. Step 2: Convert to fraction form
    421,035.06/581,032.47 = 230,048.44/x
  3. Step 3: Cross multiply
    421,035.06x = 581,032.47 × 230,048.44
  4. Step 4: Simplify right side
    421,035.06x = 133,665,612,722.95
  5. Step 5: Solve for x
    x = 133,665,612,722.95/421,035.06
  6. Step 6: Final answer
    x = 317,469.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.