Home / 743,617.44-1,026,190.08-404,085.76

Finding the Fourth Proportional to 743,617.44, 1,026,190.08 and 404,085.76

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Solution

The fourth proportional to 743,617.44, 1,026,190.08 and 404,085.76 is: 557,637.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,617.44 : 1,026,190.08 = 404,085.76 : x
  2. Step 2: Convert to fraction form
    743,617.44/1,026,190.08 = 404,085.76/x
  3. Step 3: Cross multiply
    743,617.44x = 1,026,190.08 × 404,085.76
  4. Step 4: Simplify right side
    743,617.44x = 414,668,798,381.26
  5. Step 5: Solve for x
    x = 414,668,798,381.26/743,617.44
  6. Step 6: Final answer
    x = 557,637.27

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Double scale
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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.