Home / 550,554.21-825,732.59-151,142.40

Finding the Fourth Proportional to 550,554.21, 825,732.59 and 151,142.40

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Solution

The fourth proportional to 550,554.21, 825,732.59 and 151,142.40 is: 226,686.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,554.21 : 825,732.59 = 151,142.40 : x
  2. Step 2: Convert to fraction form
    550,554.21/825,732.59 = 151,142.40/x
  3. Step 3: Cross multiply
    550,554.21x = 825,732.59 × 151,142.40
  4. Step 4: Simplify right side
    550,554.21x = 124,803,204,655.10
  5. Step 5: Solve for x
    x = 124,803,204,655.10/550,554.21
  6. Step 6: Final answer
    x = 226,686.50

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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.