Home / 951,564.52-1,313,038.32-521,731.52

Finding the Fourth Proportional to 951,564.52, 1,313,038.32 and 521,731.52

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Solution

The fourth proportional to 951,564.52, 1,313,038.32 and 521,731.52 is: 719,923.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,564.52 : 1,313,038.32 = 521,731.52 : x
  2. Step 2: Convert to fraction form
    951,564.52/1,313,038.32 = 521,731.52/x
  3. Step 3: Cross multiply
    951,564.52x = 1,313,038.32 × 521,731.52
  4. Step 4: Simplify right side
    951,564.52x = 685,053,478,511.85
  5. Step 5: Solve for x
    x = 685,053,478,511.85/951,564.52
  6. Step 6: Final answer
    x = 719,923.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.