Home / 571,301.27-857,064.00-211,475.26

Finding the Fourth Proportional to 571,301.27, 857,064.00 and 211,475.26

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Solution

The fourth proportional to 571,301.27, 857,064.00 and 211,475.26 is: 317,254.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,301.27 : 857,064.00 = 211,475.26 : x
  2. Step 2: Convert to fraction form
    571,301.27/857,064.00 = 211,475.26/x
  3. Step 3: Cross multiply
    571,301.27x = 857,064.00 × 211,475.26
  4. Step 4: Simplify right side
    571,301.27x = 181,247,834,727.17
  5. Step 5: Solve for x
    x = 181,247,834,727.17/571,301.27
  6. Step 6: Final answer
    x = 317,254.39

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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.