Home / 954,001.35-1,430,112.64-322,473.51

Finding the Fourth Proportional to 954,001.35, 1,430,112.64 and 322,473.51

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Solution

The fourth proportional to 954,001.35, 1,430,112.64 and 322,473.51 is: 483,409.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,001.35 : 1,430,112.64 = 322,473.51 : x
  2. Step 2: Convert to fraction form
    954,001.35/1,430,112.64 = 322,473.51/x
  3. Step 3: Cross multiply
    954,001.35x = 1,430,112.64 × 322,473.51
  4. Step 4: Simplify right side
    954,001.35x = 461,173,442,716.17
  5. Step 5: Solve for x
    x = 461,173,442,716.17/954,001.35
  6. Step 6: Final answer
    x = 483,409.63

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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.