Home / 825,548.55-1,238,617.79-501,994.93

Finding the Fourth Proportional to 825,548.55, 1,238,617.79 and 501,994.93

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Solution

The fourth proportional to 825,548.55, 1,238,617.79 and 501,994.93 is: 753,171.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,548.55 : 1,238,617.79 = 501,994.93 : x
  2. Step 2: Convert to fraction form
    825,548.55/1,238,617.79 = 501,994.93/x
  3. Step 3: Cross multiply
    825,548.55x = 1,238,617.79 × 501,994.93
  4. Step 4: Simplify right side
    825,548.55x = 621,779,850,787.81
  5. Step 5: Solve for x
    x = 621,779,850,787.81/825,548.55
  6. Step 6: Final answer
    x = 753,171.76

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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.