Home / 766,052.84-1,057,185.60-426,521

Finding the Fourth Proportional to 766,052.84, 1,057,185.60 and 426,521

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Solution

The fourth proportional to 766,052.84, 1,057,185.60 and 426,521 is: 588,617.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,052.84 : 1,057,185.60 = 426,521 : x
  2. Step 2: Convert to fraction form
    766,052.84/1,057,185.60 = 426,521/x
  3. Step 3: Cross multiply
    766,052.84x = 1,057,185.60 × 426,521
  4. Step 4: Simplify right side
    766,052.84x = 450,911,859,297.60
  5. Step 5: Solve for x
    x = 450,911,859,297.60/766,052.84
  6. Step 6: Final answer
    x = 588,617.18

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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.