Home / 993,179.48-1,489,776.78-283,206.92

Finding the Fourth Proportional to 993,179.48, 1,489,776.78 and 283,206.92

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Solution

The fourth proportional to 993,179.48, 1,489,776.78 and 283,206.92 is: 424,812.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,179.48 : 1,489,776.78 = 283,206.92 : x
  2. Step 2: Convert to fraction form
    993,179.48/1,489,776.78 = 283,206.92/x
  3. Step 3: Cross multiply
    993,179.48x = 1,489,776.78 × 283,206.92
  4. Step 4: Simplify right side
    993,179.48x = 421,915,093,351.32
  5. Step 5: Solve for x
    x = 421,915,093,351.32/993,179.48
  6. Step 6: Final answer
    x = 424,812.54

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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.