Home / 844,943-1,166,021.34-462,984.28

Finding the Fourth Proportional to 844,943, 1,166,021.34 and 462,984.28

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Solution

The fourth proportional to 844,943, 1,166,021.34 and 462,984.28 is: 638,918.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,943 : 1,166,021.34 = 462,984.28 : x
  2. Step 2: Convert to fraction form
    844,943/1,166,021.34 = 462,984.28/x
  3. Step 3: Cross multiply
    844,943x = 1,166,021.34 × 462,984.28
  4. Step 4: Simplify right side
    844,943x = 539,849,550,564.54
  5. Step 5: Solve for x
    x = 539,849,550,564.54/844,943
  6. Step 6: Final answer
    x = 638,918.31

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1.5x scale

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.