Home / 330,870.96-496,280.52-120,556.08

Finding the Fourth Proportional to 330,870.96, 496,280.52 and 120,556.08

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Solution

The fourth proportional to 330,870.96, 496,280.52 and 120,556.08 is: 180,824.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,870.96 : 496,280.52 = 120,556.08 : x
  2. Step 2: Convert to fraction form
    330,870.96/496,280.52 = 120,556.08/x
  3. Step 3: Cross multiply
    330,870.96x = 496,280.52 × 120,556.08
  4. Step 4: Simplify right side
    330,870.96x = 59,829,634,071.56
  5. Step 5: Solve for x
    x = 59,829,634,071.56/330,870.96
  6. Step 6: Final answer
    x = 180,824.68

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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.