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Finding the Fourth Proportional to 349,973.50, 483,112.71 and 235,318.60

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Solution

The fourth proportional to 349,973.50, 483,112.71 and 235,318.60 is: 324,840.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,973.50 : 483,112.71 = 235,318.60 : x
  2. Step 2: Convert to fraction form
    349,973.50/483,112.71 = 235,318.60/x
  3. Step 3: Cross multiply
    349,973.50x = 483,112.71 × 235,318.60
  4. Step 4: Simplify right side
    349,973.50x = 113,685,406,559.41
  5. Step 5: Solve for x
    x = 113,685,406,559.41/349,973.50
  6. Step 6: Final answer
    x = 324,840.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.