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Finding the Fourth Proportional to 369,954.14, 554,950.34 and 117,261.48

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Solution

The fourth proportional to 369,954.14, 554,950.34 and 117,261.48 is: 175,898.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,954.14 : 554,950.34 = 117,261.48 : x
  2. Step 2: Convert to fraction form
    369,954.14/554,950.34 = 117,261.48/x
  3. Step 3: Cross multiply
    369,954.14x = 554,950.34 × 117,261.48
  4. Step 4: Simplify right side
    369,954.14x = 65,074,298,194.90
  5. Step 5: Solve for x
    x = 65,074,298,194.90/369,954.14
  6. Step 6: Final answer
    x = 175,898.28

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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.