Home / 659,165.18-988,747.76-304,074.14

Finding the Fourth Proportional to 659,165.18, 988,747.76 and 304,074.14

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Solution

The fourth proportional to 659,165.18, 988,747.76 and 304,074.14 is: 456,111.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,165.18 : 988,747.76 = 304,074.14 : x
  2. Step 2: Convert to fraction form
    659,165.18/988,747.76 = 304,074.14/x
  3. Step 3: Cross multiply
    659,165.18x = 988,747.76 × 304,074.14
  4. Step 4: Simplify right side
    659,165.18x = 300,652,624,798.93
  5. Step 5: Solve for x
    x = 300,652,624,798.93/659,165.18
  6. Step 6: Final answer
    x = 456,111.21

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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.