Home / 951,705.36-1,313,390.16-522,003.60

Finding the Fourth Proportional to 951,705.36, 1,313,390.16 and 522,003.60

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Solution

The fourth proportional to 951,705.36, 1,313,390.16 and 522,003.60 is: 720,385.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,705.36 : 1,313,390.16 = 522,003.60 : x
  2. Step 2: Convert to fraction form
    951,705.36/1,313,390.16 = 522,003.60/x
  3. Step 3: Cross multiply
    951,705.36x = 1,313,390.16 × 522,003.60
  4. Step 4: Simplify right side
    951,705.36x = 685,594,391,724.58
  5. Step 5: Solve for x
    x = 685,594,391,724.58/951,705.36
  6. Step 6: Final answer
    x = 720,385.13

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1.5x scale

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.