Home / 464,849.40-697,371.30-149,338.20

Finding the Fourth Proportional to 464,849.40, 697,371.30 and 149,338.20

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Solution

The fourth proportional to 464,849.40, 697,371.30 and 149,338.20 is: 224,038.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,849.40 : 697,371.30 = 149,338.20 : x
  2. Step 2: Convert to fraction form
    464,849.40/697,371.30 = 149,338.20/x
  3. Step 3: Cross multiply
    464,849.40x = 697,371.30 × 149,338.20
  4. Step 4: Simplify right side
    464,849.40x = 104,144,174,673.66
  5. Step 5: Solve for x
    x = 104,144,174,673.66/464,849.40
  6. Step 6: Final answer
    x = 224,038.53

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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.