Home / 298,158.64-446,926.84-120,788.08

Finding the Fourth Proportional to 298,158.64, 446,926.84 and 120,788.08

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Solution

The fourth proportional to 298,158.64, 446,926.84 and 120,788.08 is: 181,056.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,158.64 : 446,926.84 = 120,788.08 : x
  2. Step 2: Convert to fraction form
    298,158.64/446,926.84 = 120,788.08/x
  3. Step 3: Cross multiply
    298,158.64x = 446,926.84 × 120,788.08
  4. Step 4: Simplify right side
    298,158.64x = 53,983,434,904.07
  5. Step 5: Solve for x
    x = 53,983,434,904.07/298,158.64
  6. Step 6: Final answer
    x = 181,056.08

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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.