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Finding the Fourth Proportional to 607,007.16, 910,338.54 and 180,525.78

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Solution

The fourth proportional to 607,007.16, 910,338.54 and 180,525.78 is: 270,737.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,007.16 : 910,338.54 = 180,525.78 : x
  2. Step 2: Convert to fraction form
    607,007.16/910,338.54 = 180,525.78/x
  3. Step 3: Cross multiply
    607,007.16x = 910,338.54 × 180,525.78
  4. Step 4: Simplify right side
    607,007.16x = 164,339,574,997.56
  5. Step 5: Solve for x
    x = 164,339,574,997.56/607,007.16
  6. Step 6: Final answer
    x = 270,737.46

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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.