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Finding the Fourth Proportional to 507,604.41, 700,812.61 and 326,630.85

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Solution

The fourth proportional to 507,604.41, 700,812.61 and 326,630.85 is: 450,955.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,604.41 : 700,812.61 = 326,630.85 : x
  2. Step 2: Convert to fraction form
    507,604.41/700,812.61 = 326,630.85/x
  3. Step 3: Cross multiply
    507,604.41x = 700,812.61 × 326,630.85
  4. Step 4: Simplify right side
    507,604.41x = 228,907,015,109.83
  5. Step 5: Solve for x
    x = 228,907,015,109.83/507,604.41
  6. Step 6: Final answer
    x = 450,955.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.