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Finding the Fourth Proportional to 501,583.42, 752,386.66 and 122,507.27

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Solution

The fourth proportional to 501,583.42, 752,386.66 and 122,507.27 is: 183,763.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,583.42 : 752,386.66 = 122,507.27 : x
  2. Step 2: Convert to fraction form
    501,583.42/752,386.66 = 122,507.27/x
  3. Step 3: Cross multiply
    501,583.42x = 752,386.66 × 122,507.27
  4. Step 4: Simplify right side
    501,583.42x = 92,172,834,454.27
  5. Step 5: Solve for x
    x = 92,172,834,454.27/501,583.42
  6. Step 6: Final answer
    x = 183,763.72

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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.