Home / 773,052.93-1,066,821.84-428,895.27

Finding the Fourth Proportional to 773,052.93, 1,066,821.84 and 428,895.27

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Solution

The fourth proportional to 773,052.93, 1,066,821.84 and 428,895.27 is: 591,880.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,052.93 : 1,066,821.84 = 428,895.27 : x
  2. Step 2: Convert to fraction form
    773,052.93/1,066,821.84 = 428,895.27/x
  3. Step 3: Cross multiply
    773,052.93x = 1,066,821.84 × 428,895.27
  4. Step 4: Simplify right side
    773,052.93x = 457,554,841,108.70
  5. Step 5: Solve for x
    x = 457,554,841,108.70/773,052.93
  6. Step 6: Final answer
    x = 591,880.35

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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.