Home / 659,925.89-989,839.59-227,601.08

Finding the Fourth Proportional to 659,925.89, 989,839.59 and 227,601.08

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Solution

The fourth proportional to 659,925.89, 989,839.59 and 227,601.08 is: 341,384.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,925.89 : 989,839.59 = 227,601.08 : x
  2. Step 2: Convert to fraction form
    659,925.89/989,839.59 = 227,601.08/x
  3. Step 3: Cross multiply
    659,925.89x = 989,839.59 × 227,601.08
  4. Step 4: Simplify right side
    659,925.89x = 225,288,559,710.76
  5. Step 5: Solve for x
    x = 225,288,559,710.76/659,925.89
  6. Step 6: Final answer
    x = 341,384.64

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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.