Home / 288,677.23-433,408.52-162,406.33

Finding the Fourth Proportional to 288,677.23, 433,408.52 and 162,406.33

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Solution

The fourth proportional to 288,677.23, 433,408.52 and 162,406.33 is: 243,830.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,677.23 : 433,408.52 = 162,406.33 : x
  2. Step 2: Convert to fraction form
    288,677.23/433,408.52 = 162,406.33/x
  3. Step 3: Cross multiply
    288,677.23x = 433,408.52 × 162,406.33
  4. Step 4: Simplify right side
    288,677.23x = 70,388,287,123.93
  5. Step 5: Solve for x
    x = 70,388,287,123.93/288,677.23
  6. Step 6: Final answer
    x = 243,830.41

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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.