Home / 297,685.08-446,525.40-120,189.36

Finding the Fourth Proportional to 297,685.08, 446,525.40 and 120,189.36

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Solution

The fourth proportional to 297,685.08, 446,525.40 and 120,189.36 is: 180,283.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,685.08 : 446,525.40 = 120,189.36 : x
  2. Step 2: Convert to fraction form
    297,685.08/446,525.40 = 120,189.36/x
  3. Step 3: Cross multiply
    297,685.08x = 446,525.40 × 120,189.36
  4. Step 4: Simplify right side
    297,685.08x = 53,667,602,049.74
  5. Step 5: Solve for x
    x = 53,667,602,049.74/297,685.08
  6. Step 6: Final answer
    x = 180,283.14

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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.