Home / 726,036.73-1,001,783.86-424,172.41

Finding the Fourth Proportional to 726,036.73, 1,001,783.86 and 424,172.41

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Solution

The fourth proportional to 726,036.73, 1,001,783.86 and 424,172.41 is: 585,272.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,036.73 : 1,001,783.86 = 424,172.41 : x
  2. Step 2: Convert to fraction form
    726,036.73/1,001,783.86 = 424,172.41/x
  3. Step 3: Cross multiply
    726,036.73x = 1,001,783.86 × 424,172.41
  4. Step 4: Simplify right side
    726,036.73x = 424,929,074,195.30
  5. Step 5: Solve for x
    x = 424,929,074,195.30/726,036.73
  6. Step 6: Final answer
    x = 585,272.14

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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.