Home / 347,204.48-520,848.32-122,518.50

Finding the Fourth Proportional to 347,204.48, 520,848.32 and 122,518.50

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Solution

The fourth proportional to 347,204.48, 520,848.32 and 122,518.50 is: 183,792.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,204.48 : 520,848.32 = 122,518.50 : x
  2. Step 2: Convert to fraction form
    347,204.48/520,848.32 = 122,518.50/x
  3. Step 3: Cross multiply
    347,204.48x = 520,848.32 × 122,518.50
  4. Step 4: Simplify right side
    347,204.48x = 63,813,554,281.33
  5. Step 5: Solve for x
    x = 63,813,554,281.33/347,204.48
  6. Step 6: Final answer
    x = 183,792.43

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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.