Home / 670,855.80-1,006,089.30-244,342.20

Finding the Fourth Proportional to 670,855.80, 1,006,089.30 and 244,342.20

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Solution

The fourth proportional to 670,855.80, 1,006,089.30 and 244,342.20 is: 366,442.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,855.80 : 1,006,089.30 = 244,342.20 : x
  2. Step 2: Convert to fraction form
    670,855.80/1,006,089.30 = 244,342.20/x
  3. Step 3: Cross multiply
    670,855.80x = 1,006,089.30 × 244,342.20
  4. Step 4: Simplify right side
    670,855.80x = 245,830,072,958.46
  5. Step 5: Solve for x
    x = 245,830,072,958.46/670,855.80
  6. Step 6: Final answer
    x = 366,442.49

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Double scale
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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.