Home / 839,050.02-1,157,896.98-476,481.42

Finding the Fourth Proportional to 839,050.02, 1,157,896.98 and 476,481.42

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Solution

The fourth proportional to 839,050.02, 1,157,896.98 and 476,481.42 is: 657,548.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,050.02 : 1,157,896.98 = 476,481.42 : x
  2. Step 2: Convert to fraction form
    839,050.02/1,157,896.98 = 476,481.42/x
  3. Step 3: Cross multiply
    839,050.02x = 1,157,896.98 × 476,481.42
  4. Step 4: Simplify right side
    839,050.02x = 551,716,397,244.11
  5. Step 5: Solve for x
    x = 551,716,397,244.11/839,050.02
  6. Step 6: Final answer
    x = 657,548.88

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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.