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Finding the Fourth Proportional to 571,950.02, 857,903.46 and 172,580.14

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Solution

The fourth proportional to 571,950.02, 857,903.46 and 172,580.14 is: 258,863.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,950.02 : 857,903.46 = 172,580.14 : x
  2. Step 2: Convert to fraction form
    571,950.02/857,903.46 = 172,580.14/x
  3. Step 3: Cross multiply
    571,950.02x = 857,903.46 × 172,580.14
  4. Step 4: Simplify right side
    571,950.02x = 148,057,099,233.28
  5. Step 5: Solve for x
    x = 148,057,099,233.28/571,950.02
  6. Step 6: Final answer
    x = 258,863.70

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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.