Home / 288,932.08-433,477.86-120,531.56

Finding the Fourth Proportional to 288,932.08, 433,477.86 and 120,531.56

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Solution

The fourth proportional to 288,932.08, 433,477.86 and 120,531.56 is: 180,830.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,932.08 : 433,477.86 = 120,531.56 : x
  2. Step 2: Convert to fraction form
    288,932.08/433,477.86 = 120,531.56/x
  3. Step 3: Cross multiply
    288,932.08x = 433,477.86 × 120,531.56
  4. Step 4: Simplify right side
    288,932.08x = 52,247,762,691.26
  5. Step 5: Solve for x
    x = 52,247,762,691.26/288,932.08
  6. Step 6: Final answer
    x = 180,830.60

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1.5x scale

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.