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Finding the Fourth Proportional to 358,313.34, 537,452.24 and 133,656.26

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Solution

The fourth proportional to 358,313.34, 537,452.24 and 133,656.26 is: 200,477.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,313.34 : 537,452.24 = 133,656.26 : x
  2. Step 2: Convert to fraction form
    358,313.34/537,452.24 = 133,656.26/x
  3. Step 3: Cross multiply
    358,313.34x = 537,452.24 × 133,656.26
  4. Step 4: Simplify right side
    358,313.34x = 71,833,856,327.02
  5. Step 5: Solve for x
    x = 71,833,856,327.02/358,313.34
  6. Step 6: Final answer
    x = 200,477.76

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1.5x scale

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.