Home / 1,174,428.32-1,620,824.92-658,269.92

Finding the Fourth Proportional to 1,174,428.32, 1,620,824.92 and 658,269.92

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Solution

The fourth proportional to 1,174,428.32, 1,620,824.92 and 658,269.92 is: 908,476.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,428.32 : 1,620,824.92 = 658,269.92 : x
  2. Step 2: Convert to fraction form
    1,174,428.32/1,620,824.92 = 658,269.92/x
  3. Step 3: Cross multiply
    1,174,428.32x = 1,620,824.92 × 658,269.92
  4. Step 4: Simplify right side
    1,174,428.32x = 1,066,940,292,828.79
  5. Step 5: Solve for x
    x = 1,066,940,292,828.79/1,174,428.32
  6. Step 6: Final answer
    x = 908,476.30

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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.