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Finding the Fourth Proportional to 572,682.26, 859,022.31 and 151,925.06

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Solution

The fourth proportional to 572,682.26, 859,022.31 and 151,925.06 is: 227,887.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,682.26 : 859,022.31 = 151,925.06 : x
  2. Step 2: Convert to fraction form
    572,682.26/859,022.31 = 151,925.06/x
  3. Step 3: Cross multiply
    572,682.26x = 859,022.31 × 151,925.06
  4. Step 4: Simplify right side
    572,682.26x = 130,507,015,988.09
  5. Step 5: Solve for x
    x = 130,507,015,988.09/572,682.26
  6. Step 6: Final answer
    x = 227,887.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.