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Finding the Fourth Proportional to 650,331.80, 974,841.60 and 295,600.40

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Solution

The fourth proportional to 650,331.80, 974,841.60 and 295,600.40 is: 443,102.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,331.80 : 974,841.60 = 295,600.40 : x
  2. Step 2: Convert to fraction form
    650,331.80/974,841.60 = 295,600.40/x
  3. Step 3: Cross multiply
    650,331.80x = 974,841.60 × 295,600.40
  4. Step 4: Simplify right side
    650,331.80x = 288,163,566,896.64
  5. Step 5: Solve for x
    x = 288,163,566,896.64/650,331.80
  6. Step 6: Final answer
    x = 443,102.38

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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.