Home / 493,280.10-739,940.73-156,313.29

Finding the Fourth Proportional to 493,280.10, 739,940.73 and 156,313.29

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Solution

The fourth proportional to 493,280.10, 739,940.73 and 156,313.29 is: 234,476.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,280.10 : 739,940.73 = 156,313.29 : x
  2. Step 2: Convert to fraction form
    493,280.10/739,940.73 = 156,313.29/x
  3. Step 3: Cross multiply
    493,280.10x = 739,940.73 × 156,313.29
  4. Step 4: Simplify right side
    493,280.10x = 115,662,569,325.13
  5. Step 5: Solve for x
    x = 115,662,569,325.13/493,280.10
  6. Step 6: Final answer
    x = 234,476.46

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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.