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Finding the Fourth Proportional to 336,318.40, 504,475.77 and 144,164.53

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Solution

The fourth proportional to 336,318.40, 504,475.77 and 144,164.53 is: 216,246.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,318.40 : 504,475.77 = 144,164.53 : x
  2. Step 2: Convert to fraction form
    336,318.40/504,475.77 = 144,164.53/x
  3. Step 3: Cross multiply
    336,318.40x = 504,475.77 × 144,164.53
  4. Step 4: Simplify right side
    336,318.40x = 72,727,509,756.06
  5. Step 5: Solve for x
    x = 72,727,509,756.06/336,318.40
  6. Step 6: Final answer
    x = 216,246.01

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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.