Home / 845,018.54-1,260,976.20-755,283.50

Finding the Fourth Proportional to 845,018.54, 1,260,976.20 and 755,283.50

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Solution

The fourth proportional to 845,018.54, 1,260,976.20 and 755,283.50 is: 1,127,069.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,018.54 : 1,260,976.20 = 755,283.50 : x
  2. Step 2: Convert to fraction form
    845,018.54/1,260,976.20 = 755,283.50/x
  3. Step 3: Cross multiply
    845,018.54x = 1,260,976.20 × 755,283.50
  4. Step 4: Simplify right side
    845,018.54x = 952,394,517,752.70
  5. Step 5: Solve for x
    x = 952,394,517,752.70/845,018.54
  6. Step 6: Final answer
    x = 1,127,069.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.