Home / 766,403.43-1,057,637.03-444,300.26

Finding the Fourth Proportional to 766,403.43, 1,057,637.03 and 444,300.26

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Solution

The fourth proportional to 766,403.43, 1,057,637.03 and 444,300.26 is: 613,134.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,403.43 : 1,057,637.03 = 444,300.26 : x
  2. Step 2: Convert to fraction form
    766,403.43/1,057,637.03 = 444,300.26/x
  3. Step 3: Cross multiply
    766,403.43x = 1,057,637.03 × 444,300.26
  4. Step 4: Simplify right side
    766,403.43x = 469,908,399,904.94
  5. Step 5: Solve for x
    x = 469,908,399,904.94/766,403.43
  6. Step 6: Final answer
    x = 613,134.52

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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.