Home / 286,296.20-429,444.30-167,906.60

Finding the Fourth Proportional to 286,296.20, 429,444.30 and 167,906.60

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Solution

The fourth proportional to 286,296.20, 429,444.30 and 167,906.60 is: 251,859.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,296.20 : 429,444.30 = 167,906.60 : x
  2. Step 2: Convert to fraction form
    286,296.20/429,444.30 = 167,906.60/x
  3. Step 3: Cross multiply
    286,296.20x = 429,444.30 × 167,906.60
  4. Step 4: Simplify right side
    286,296.20x = 72,106,532,302.38
  5. Step 5: Solve for x
    x = 72,106,532,302.38/286,296.20
  6. Step 6: Final answer
    x = 251,859.90

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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.