Home / 1,769,660.56-2,654,549.62-490,280.90

Finding the Fourth Proportional to 1,769,660.56, 2,654,549.62 and 490,280.90

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Solution

The fourth proportional to 1,769,660.56, 2,654,549.62 and 490,280.90 is: 735,437.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,769,660.56 : 2,654,549.62 = 490,280.90 : x
  2. Step 2: Convert to fraction form
    1,769,660.56/2,654,549.62 = 490,280.90/x
  3. Step 3: Cross multiply
    1,769,660.56x = 2,654,549.62 × 490,280.90
  4. Step 4: Simplify right side
    1,769,660.56x = 1,301,474,977,221.65
  5. Step 5: Solve for x
    x = 1,301,474,977,221.65/1,769,660.56
  6. Step 6: Final answer
    x = 735,437.63

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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.