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Finding the Fourth Proportional to 650,068.40, 975,102.60 and 492,604.40

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Solution

The fourth proportional to 650,068.40, 975,102.60 and 492,604.40 is: 738,906.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,068.40 : 975,102.60 = 492,604.40 : x
  2. Step 2: Convert to fraction form
    650,068.40/975,102.60 = 492,604.40/x
  3. Step 3: Cross multiply
    650,068.40x = 975,102.60 × 492,604.40
  4. Step 4: Simplify right side
    650,068.40x = 480,339,831,211.44
  5. Step 5: Solve for x
    x = 480,339,831,211.44/650,068.40
  6. Step 6: Final answer
    x = 738,906.60

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Similar ratio
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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.