Home / 347,204.34-520,848.13-122,518.38

Finding the Fourth Proportional to 347,204.34, 520,848.13 and 122,518.38

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Solution

The fourth proportional to 347,204.34, 520,848.13 and 122,518.38 is: 183,792.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,204.34 : 520,848.13 = 122,518.38 : x
  2. Step 2: Convert to fraction form
    347,204.34/520,848.13 = 122,518.38/x
  3. Step 3: Cross multiply
    347,204.34x = 520,848.13 × 122,518.38
  4. Step 4: Simplify right side
    347,204.34x = 63,813,469,113.63
  5. Step 5: Solve for x
    x = 63,813,469,113.63/347,204.34
  6. Step 6: Final answer
    x = 183,792.26

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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.