Home / 698,744.27-964,301.76-426,768.14

Finding the Fourth Proportional to 698,744.27, 964,301.76 and 426,768.14

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Solution

The fourth proportional to 698,744.27, 964,301.76 and 426,768.14 is: 588,961.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,744.27 : 964,301.76 = 426,768.14 : x
  2. Step 2: Convert to fraction form
    698,744.27/964,301.76 = 426,768.14/x
  3. Step 3: Cross multiply
    698,744.27x = 964,301.76 × 426,768.14
  4. Step 4: Simplify right side
    698,744.27x = 411,533,270,924.68
  5. Step 5: Solve for x
    x = 411,533,270,924.68/698,744.27
  6. Step 6: Final answer
    x = 588,961.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.