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Finding the Fourth Proportional to 356,283.50, 534,474.45 and 119,693.84

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Solution

The fourth proportional to 356,283.50, 534,474.45 and 119,693.84 is: 179,557.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,283.50 : 534,474.45 = 119,693.84 : x
  2. Step 2: Convert to fraction form
    356,283.50/534,474.45 = 119,693.84/x
  3. Step 3: Cross multiply
    356,283.50x = 534,474.45 × 119,693.84
  4. Step 4: Simplify right side
    356,283.50x = 63,973,296,630.02
  5. Step 5: Solve for x
    x = 63,973,296,630.02/356,283.50
  6. Step 6: Final answer
    x = 179,557.28

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1.5x scale

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.