Home / 957,270.30-1,435,905.45-780,123.30

Finding the Fourth Proportional to 957,270.30, 1,435,905.45 and 780,123.30

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Solution

The fourth proportional to 957,270.30, 1,435,905.45 and 780,123.30 is: 1,170,184.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,270.30 : 1,435,905.45 = 780,123.30 : x
  2. Step 2: Convert to fraction form
    957,270.30/1,435,905.45 = 780,123.30/x
  3. Step 3: Cross multiply
    957,270.30x = 1,435,905.45 × 780,123.30
  4. Step 4: Simplify right side
    957,270.30x = 1,120,183,298,141.99
  5. Step 5: Solve for x
    x = 1,120,183,298,141.99/957,270.30
  6. Step 6: Final answer
    x = 1,170,184.95

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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.