Home / 288,933.08-433,479.36-120,532.56

Finding the Fourth Proportional to 288,933.08, 433,479.36 and 120,532.56

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Solution

The fourth proportional to 288,933.08, 433,479.36 and 120,532.56 is: 180,832.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,933.08 : 433,479.36 = 120,532.56 : x
  2. Step 2: Convert to fraction form
    288,933.08/433,479.36 = 120,532.56/x
  3. Step 3: Cross multiply
    288,933.08x = 433,479.36 × 120,532.56
  4. Step 4: Simplify right side
    288,933.08x = 52,248,376,967.96
  5. Step 5: Solve for x
    x = 52,248,376,967.96/288,933.08
  6. Step 6: Final answer
    x = 180,832.10

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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.