Home / 902,170.50-1,352,730.78-341,248.74

Finding the Fourth Proportional to 902,170.50, 1,352,730.78 and 341,248.74

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Solution

The fourth proportional to 902,170.50, 1,352,730.78 and 341,248.74 is: 511,674.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,170.50 : 1,352,730.78 = 341,248.74 : x
  2. Step 2: Convert to fraction form
    902,170.50/1,352,730.78 = 341,248.74/x
  3. Step 3: Cross multiply
    902,170.50x = 1,352,730.78 × 341,248.74
  4. Step 4: Simplify right side
    902,170.50x = 461,617,674,234.22
  5. Step 5: Solve for x
    x = 461,617,674,234.22/902,170.50
  6. Step 6: Final answer
    x = 511,674.54

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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.