Home / 948,220.68-1,307,426.46-766,370.28

Finding the Fourth Proportional to 948,220.68, 1,307,426.46 and 766,370.28

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Solution

The fourth proportional to 948,220.68, 1,307,426.46 and 766,370.28 is: 1,056,687.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,220.68 : 1,307,426.46 = 766,370.28 : x
  2. Step 2: Convert to fraction form
    948,220.68/1,307,426.46 = 766,370.28/x
  3. Step 3: Cross multiply
    948,220.68x = 1,307,426.46 × 766,370.28
  4. Step 4: Simplify right side
    948,220.68x = 1,001,972,782,229.61
  5. Step 5: Solve for x
    x = 1,001,972,782,229.61/948,220.68
  6. Step 6: Final answer
    x = 1,056,687.33

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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.