Home / 846,634.42-1,269,902.18-619,160.45

Finding the Fourth Proportional to 846,634.42, 1,269,902.18 and 619,160.45

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Solution

The fourth proportional to 846,634.42, 1,269,902.18 and 619,160.45 is: 928,704.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,634.42 : 1,269,902.18 = 619,160.45 : x
  2. Step 2: Convert to fraction form
    846,634.42/1,269,902.18 = 619,160.45/x
  3. Step 3: Cross multiply
    846,634.42x = 1,269,902.18 × 619,160.45
  4. Step 4: Simplify right side
    846,634.42x = 786,273,200,423.17
  5. Step 5: Solve for x
    x = 786,273,200,423.17/846,634.42
  6. Step 6: Final answer
    x = 928,704.51

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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.