Home / 284,312.40-426,674.36-111,229.64

Finding the Fourth Proportional to 284,312.40, 426,674.36 and 111,229.64

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Solution

The fourth proportional to 284,312.40, 426,674.36 and 111,229.64 is: 166,924.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,312.40 : 426,674.36 = 111,229.64 : x
  2. Step 2: Convert to fraction form
    284,312.40/426,674.36 = 111,229.64/x
  3. Step 3: Cross multiply
    284,312.40x = 426,674.36 × 111,229.64
  4. Step 4: Simplify right side
    284,312.40x = 47,458,835,460.03
  5. Step 5: Solve for x
    x = 47,458,835,460.03/284,312.40
  6. Step 6: Final answer
    x = 166,924.96

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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.