Home / 659,159.18-988,738.76-304,068.14

Finding the Fourth Proportional to 659,159.18, 988,738.76 and 304,068.14

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Solution

The fourth proportional to 659,159.18, 988,738.76 and 304,068.14 is: 456,102.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,159.18 : 988,738.76 = 304,068.14 : x
  2. Step 2: Convert to fraction form
    659,159.18/988,738.76 = 304,068.14/x
  3. Step 3: Cross multiply
    659,159.18x = 988,738.76 × 304,068.14
  4. Step 4: Simplify right side
    659,159.18x = 300,643,951,515.58
  5. Step 5: Solve for x
    x = 300,643,951,515.58/659,159.18
  6. Step 6: Final answer
    x = 456,102.20

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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.