Home / 970,481.34-1,454,735.81-402,171.64

Finding the Fourth Proportional to 970,481.34, 1,454,735.81 and 402,171.64

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Solution

The fourth proportional to 970,481.34, 1,454,735.81 and 402,171.64 is: 602,848.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,481.34 : 1,454,735.81 = 402,171.64 : x
  2. Step 2: Convert to fraction form
    970,481.34/1,454,735.81 = 402,171.64/x
  3. Step 3: Cross multiply
    970,481.34x = 1,454,735.81 × 402,171.64
  4. Step 4: Simplify right side
    970,481.34x = 585,053,483,843.02
  5. Step 5: Solve for x
    x = 585,053,483,843.02/970,481.34
  6. Step 6: Final answer
    x = 602,848.77

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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.