Home / 605,021.24-907,320.15-178,443.83

Finding the Fourth Proportional to 605,021.24, 907,320.15 and 178,443.83

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Solution

The fourth proportional to 605,021.24, 907,320.15 and 178,443.83 is: 267,603.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,021.24 : 907,320.15 = 178,443.83 : x
  2. Step 2: Convert to fraction form
    605,021.24/907,320.15 = 178,443.83/x
  3. Step 3: Cross multiply
    605,021.24x = 907,320.15 × 178,443.83
  4. Step 4: Simplify right side
    605,021.24x = 161,905,684,870.48
  5. Step 5: Solve for x
    x = 161,905,684,870.48/605,021.24
  6. Step 6: Final answer
    x = 267,603.31

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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.