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Finding the Fourth Proportional to 358,027.33, 536,739.37 and 155,471.03

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Solution

The fourth proportional to 358,027.33, 536,739.37 and 155,471.03 is: 233,075.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,027.33 : 536,739.37 = 155,471.03 : x
  2. Step 2: Convert to fraction form
    358,027.33/536,739.37 = 155,471.03/x
  3. Step 3: Cross multiply
    358,027.33x = 536,739.37 × 155,471.03
  4. Step 4: Simplify right side
    358,027.33x = 83,447,423,648.62
  5. Step 5: Solve for x
    x = 83,447,423,648.62/358,027.33
  6. Step 6: Final answer
    x = 233,075.57

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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.