Home / 870,076.26-1,201,220.02-548,062.38

Finding the Fourth Proportional to 870,076.26, 1,201,220.02 and 548,062.38

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Solution

The fourth proportional to 870,076.26, 1,201,220.02 and 548,062.38 is: 756,650.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    870,076.26 : 1,201,220.02 = 548,062.38 : x
  2. Step 2: Convert to fraction form
    870,076.26/1,201,220.02 = 548,062.38/x
  3. Step 3: Cross multiply
    870,076.26x = 1,201,220.02 × 548,062.38
  4. Step 4: Simplify right side
    870,076.26x = 658,343,503,064.85
  5. Step 5: Solve for x
    x = 658,343,503,064.85/870,076.26
  6. Step 6: Final answer
    x = 756,650.35

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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.