Home / 993,140.11-1,489,724.03-283,168.42

Finding the Fourth Proportional to 993,140.11, 1,489,724.03 and 283,168.42

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Solution

The fourth proportional to 993,140.11, 1,489,724.03 and 283,168.42 is: 424,756.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,140.11 : 1,489,724.03 = 283,168.42 : x
  2. Step 2: Convert to fraction form
    993,140.11/1,489,724.03 = 283,168.42/x
  3. Step 3: Cross multiply
    993,140.11x = 1,489,724.03 × 283,168.42
  4. Step 4: Simplify right side
    993,140.11x = 421,842,790,946.67
  5. Step 5: Solve for x
    x = 421,842,790,946.67/993,140.11
  6. Step 6: Final answer
    x = 424,756.58

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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.