Home / 691,234.60-1,036,696.30-248,002.60

Finding the Fourth Proportional to 691,234.60, 1,036,696.30 and 248,002.60

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Solution

The fourth proportional to 691,234.60, 1,036,696.30 and 248,002.60 is: 371,948.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,234.60 : 1,036,696.30 = 248,002.60 : x
  2. Step 2: Convert to fraction form
    691,234.60/1,036,696.30 = 248,002.60/x
  3. Step 3: Cross multiply
    691,234.60x = 1,036,696.30 × 248,002.60
  4. Step 4: Simplify right side
    691,234.60x = 257,103,377,810.38
  5. Step 5: Solve for x
    x = 257,103,377,810.38/691,234.60
  6. Step 6: Final answer
    x = 371,948.07

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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.