Home / 669,242.97-1,003,877.40-163,808.28

Finding the Fourth Proportional to 669,242.97, 1,003,877.40 and 163,808.28

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Solution

The fourth proportional to 669,242.97, 1,003,877.40 and 163,808.28 is: 245,715.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,242.97 : 1,003,877.40 = 163,808.28 : x
  2. Step 2: Convert to fraction form
    669,242.97/1,003,877.40 = 163,808.28/x
  3. Step 3: Cross multiply
    669,242.97x = 1,003,877.40 × 163,808.28
  4. Step 4: Simplify right side
    669,242.97x = 164,443,430,224.87
  5. Step 5: Solve for x
    x = 164,443,430,224.87/669,242.97
  6. Step 6: Final answer
    x = 245,715.59

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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.