Home / 744,783.75-1,025,843.74-572,371.81

Finding the Fourth Proportional to 744,783.75, 1,025,843.74 and 572,371.81

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Solution

The fourth proportional to 744,783.75, 1,025,843.74 and 572,371.81 is: 788,368.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,783.75 : 1,025,843.74 = 572,371.81 : x
  2. Step 2: Convert to fraction form
    744,783.75/1,025,843.74 = 572,371.81/x
  3. Step 3: Cross multiply
    744,783.75x = 1,025,843.74 × 572,371.81
  4. Step 4: Simplify right side
    744,783.75x = 587,164,038,240.97
  5. Step 5: Solve for x
    x = 587,164,038,240.97/744,783.75
  6. Step 6: Final answer
    x = 788,368.49

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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.