Home / 659,124.39-988,981.97-303,948.03

Finding the Fourth Proportional to 659,124.39, 988,981.97 and 303,948.03

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Solution

The fourth proportional to 659,124.39, 988,981.97 and 303,948.03 is: 456,058.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,124.39 : 988,981.97 = 303,948.03 : x
  2. Step 2: Convert to fraction form
    659,124.39/988,981.97 = 303,948.03/x
  3. Step 3: Cross multiply
    659,124.39x = 988,981.97 × 303,948.03
  4. Step 4: Simplify right side
    659,124.39x = 300,599,119,967.28
  5. Step 5: Solve for x
    x = 300,599,119,967.28/659,124.39
  6. Step 6: Final answer
    x = 456,058.26

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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.