Home / 493,007.25-739,621.64-156,068.10

Finding the Fourth Proportional to 493,007.25, 739,621.64 and 156,068.10

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Solution

The fourth proportional to 493,007.25, 739,621.64 and 156,068.10 is: 234,137.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,007.25 : 739,621.64 = 156,068.10 : x
  2. Step 2: Convert to fraction form
    493,007.25/739,621.64 = 156,068.10/x
  3. Step 3: Cross multiply
    493,007.25x = 739,621.64 × 156,068.10
  4. Step 4: Simplify right side
    493,007.25x = 115,431,343,293.34
  5. Step 5: Solve for x
    x = 115,431,343,293.34/493,007.25
  6. Step 6: Final answer
    x = 234,137.21

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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.