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Finding the Fourth Proportional to 467,328.13, 700,991.93 and 112,342.03

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Solution

The fourth proportional to 467,328.13, 700,991.93 and 112,342.03 is: 168,512.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,328.13 : 700,991.93 = 112,342.03 : x
  2. Step 2: Convert to fraction form
    467,328.13/700,991.93 = 112,342.03/x
  3. Step 3: Cross multiply
    467,328.13x = 700,991.93 × 112,342.03
  4. Step 4: Simplify right side
    467,328.13x = 78,750,854,958.19
  5. Step 5: Solve for x
    x = 78,750,854,958.19/467,328.13
  6. Step 6: Final answer
    x = 168,512.98

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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.