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Finding the Fourth Proportional to 329,307.30, 492,794.55 and 224,331.30

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Solution

The fourth proportional to 329,307.30, 492,794.55 and 224,331.30 is: 335,702.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,307.30 : 492,794.55 = 224,331.30 : x
  2. Step 2: Convert to fraction form
    329,307.30/492,794.55 = 224,331.30/x
  3. Step 3: Cross multiply
    329,307.30x = 492,794.55 × 224,331.30
  4. Step 4: Simplify right side
    329,307.30x = 110,549,242,034.42
  5. Step 5: Solve for x
    x = 110,549,242,034.42/329,307.30
  6. Step 6: Final answer
    x = 335,702.37

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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.