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Finding the Fourth Proportional to 423,080.28, 583,859.91 and 232,093.67

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Solution

The fourth proportional to 423,080.28, 583,859.91 and 232,093.67 is: 320,294.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,080.28 : 583,859.91 = 232,093.67 : x
  2. Step 2: Convert to fraction form
    423,080.28/583,859.91 = 232,093.67/x
  3. Step 3: Cross multiply
    423,080.28x = 583,859.91 × 232,093.67
  4. Step 4: Simplify right side
    423,080.28x = 135,510,186,358.47
  5. Step 5: Solve for x
    x = 135,510,186,358.47/423,080.28
  6. Step 6: Final answer
    x = 320,294.26

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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.