Home / 1,434.67-2,150.50-556.93

Finding the Fourth Proportional to 1,434.67, 2,150.50 and 556.93

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Solution

The fourth proportional to 1,434.67, 2,150.50 and 556.93 is: 834.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,434.67 : 2,150.50 = 556.93 : x
  2. Step 2: Convert to fraction form
    1,434.67/2,150.50 = 556.93/x
  3. Step 3: Cross multiply
    1,434.67x = 2,150.50 × 556.93
  4. Step 4: Simplify right side
    1,434.67x = 1,197,677.97
  5. Step 5: Solve for x
    x = 1,197,677.97/1,434.67
  6. Step 6: Final answer
    x = 834.81

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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.