Home / 766,298.16-1,057,524.30-426,766.41

Finding the Fourth Proportional to 766,298.16, 1,057,524.30 and 426,766.41

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Solution

The fourth proportional to 766,298.16, 1,057,524.30 and 426,766.41 is: 588,955.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,298.16 : 1,057,524.30 = 426,766.41 : x
  2. Step 2: Convert to fraction form
    766,298.16/1,057,524.30 = 426,766.41/x
  3. Step 3: Cross multiply
    766,298.16x = 1,057,524.30 × 426,766.41
  4. Step 4: Simplify right side
    766,298.16x = 451,315,848,998.76
  5. Step 5: Solve for x
    x = 451,315,848,998.76/766,298.16
  6. Step 6: Final answer
    x = 588,955.93

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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.