Home / 766,297.68-1,057,523.60-426,765.92

Finding the Fourth Proportional to 766,297.68, 1,057,523.60 and 426,765.92

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Solution

The fourth proportional to 766,297.68, 1,057,523.60 and 426,765.92 is: 588,955.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,297.68 : 1,057,523.60 = 426,765.92 : x
  2. Step 2: Convert to fraction form
    766,297.68/1,057,523.60 = 426,765.92/x
  3. Step 3: Cross multiply
    766,297.68x = 1,057,523.60 × 426,765.92
  4. Step 4: Simplify right side
    766,297.68x = 451,315,032,075.71
  5. Step 5: Solve for x
    x = 451,315,032,075.71/766,297.68
  6. Step 6: Final answer
    x = 588,955.24

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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.