Home / 849,905.47-1,274,561.07-250,707.52

Finding the Fourth Proportional to 849,905.47, 1,274,561.07 and 250,707.52

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Solution

The fourth proportional to 849,905.47, 1,274,561.07 and 250,707.52 is: 375,973.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,905.47 : 1,274,561.07 = 250,707.52 : x
  2. Step 2: Convert to fraction form
    849,905.47/1,274,561.07 = 250,707.52/x
  3. Step 3: Cross multiply
    849,905.47x = 1,274,561.07 × 250,707.52
  4. Step 4: Simplify right side
    849,905.47x = 319,542,044,948.25
  5. Step 5: Solve for x
    x = 319,542,044,948.25/849,905.47
  6. Step 6: Final answer
    x = 375,973.63

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.