Home / 286,833.44-429,561.12-160,162.40

Finding the Fourth Proportional to 286,833.44, 429,561.12 and 160,162.40

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Solution

The fourth proportional to 286,833.44, 429,561.12 and 160,162.40 is: 239,858.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,833.44 : 429,561.12 = 160,162.40 : x
  2. Step 2: Convert to fraction form
    286,833.44/429,561.12 = 160,162.40/x
  3. Step 3: Cross multiply
    286,833.44x = 429,561.12 × 160,162.40
  4. Step 4: Simplify right side
    286,833.44x = 68,799,539,925.89
  5. Step 5: Solve for x
    x = 68,799,539,925.89/286,833.44
  6. Step 6: Final answer
    x = 239,858.85

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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.