Home / 945,468.02-1,304,755.29-515,757.15

Finding the Fourth Proportional to 945,468.02, 1,304,755.29 and 515,757.15

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Solution

The fourth proportional to 945,468.02, 1,304,755.29 and 515,757.15 is: 711,750.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,468.02 : 1,304,755.29 = 515,757.15 : x
  2. Step 2: Convert to fraction form
    945,468.02/1,304,755.29 = 515,757.15/x
  3. Step 3: Cross multiply
    945,468.02x = 1,304,755.29 × 515,757.15
  4. Step 4: Simplify right side
    945,468.02x = 672,936,869,817.82
  5. Step 5: Solve for x
    x = 672,936,869,817.82/945,468.02
  6. Step 6: Final answer
    x = 711,750.01

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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.