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Finding the Fourth Proportional to 464,352.40, 696,528.60 and 149,035.60

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Solution

The fourth proportional to 464,352.40, 696,528.60 and 149,035.60 is: 223,553.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,352.40 : 696,528.60 = 149,035.60 : x
  2. Step 2: Convert to fraction form
    464,352.40/696,528.60 = 149,035.60/x
  3. Step 3: Cross multiply
    464,352.40x = 696,528.60 × 149,035.60
  4. Step 4: Simplify right side
    464,352.40x = 103,807,557,818.16
  5. Step 5: Solve for x
    x = 103,807,557,818.16/464,352.40
  6. Step 6: Final answer
    x = 223,553.40

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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.