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Finding the Fourth Proportional to 356,334.35, 534,579.35 and 119,670.84

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Solution

The fourth proportional to 356,334.35, 534,579.35 and 119,670.84 is: 179,532.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,334.35 : 534,579.35 = 119,670.84 : x
  2. Step 2: Convert to fraction form
    356,334.35/534,579.35 = 119,670.84/x
  3. Step 3: Cross multiply
    356,334.35x = 534,579.35 × 119,670.84
  4. Step 4: Simplify right side
    356,334.35x = 63,973,559,262.80
  5. Step 5: Solve for x
    x = 63,973,559,262.80/356,334.35
  6. Step 6: Final answer
    x = 179,532.40

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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.