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Finding the Fourth Proportional to 363,363.30, 509,233.50 and 363,363.30

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Solution

The fourth proportional to 363,363.30, 509,233.50 and 363,363.30 is: 509,233.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,363.30 : 509,233.50 = 363,363.30 : x
  2. Step 2: Convert to fraction form
    363,363.30/509,233.50 = 363,363.30/x
  3. Step 3: Cross multiply
    363,363.30x = 509,233.50 × 363,363.30
  4. Step 4: Simplify right side
    363,363.30x = 185,036,765,030.55
  5. Step 5: Solve for x
    x = 185,036,765,030.55/363,363.30
  6. Step 6: Final answer
    x = 509,233.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.