Home / 891,946.78-1,230,371.84-569,293.26

Finding the Fourth Proportional to 891,946.78, 1,230,371.84 and 569,293.26

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Solution

The fourth proportional to 891,946.78, 1,230,371.84 and 569,293.26 is: 785,296.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,946.78 : 1,230,371.84 = 569,293.26 : x
  2. Step 2: Convert to fraction form
    891,946.78/1,230,371.84 = 569,293.26/x
  3. Step 3: Cross multiply
    891,946.78x = 1,230,371.84 × 569,293.26
  4. Step 4: Simplify right side
    891,946.78x = 700,442,395,805.80
  5. Step 5: Solve for x
    x = 700,442,395,805.80/891,946.78
  6. Step 6: Final answer
    x = 785,296.18

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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.