Home / 849,531.33-1,274,255.49-317,010.87

Finding the Fourth Proportional to 849,531.33, 1,274,255.49 and 317,010.87

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Solution

The fourth proportional to 849,531.33, 1,274,255.49 and 317,010.87 is: 475,500.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,531.33 : 1,274,255.49 = 317,010.87 : x
  2. Step 2: Convert to fraction form
    849,531.33/1,274,255.49 = 317,010.87/x
  3. Step 3: Cross multiply
    849,531.33x = 1,274,255.49 × 317,010.87
  4. Step 4: Simplify right side
    849,531.33x = 403,952,841,487.18
  5. Step 5: Solve for x
    x = 403,952,841,487.18/849,531.33
  6. Step 6: Final answer
    x = 475,500.82

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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.