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Finding the Fourth Proportional to 571,679.04, 857,525.80 and 216,597.68

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Solution

The fourth proportional to 571,679.04, 857,525.80 and 216,597.68 is: 324,899.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,679.04 : 857,525.80 = 216,597.68 : x
  2. Step 2: Convert to fraction form
    571,679.04/857,525.80 = 216,597.68/x
  3. Step 3: Cross multiply
    571,679.04x = 857,525.80 × 216,597.68
  4. Step 4: Simplify right side
    571,679.04x = 185,738,098,820.14
  5. Step 5: Solve for x
    x = 185,738,098,820.14/571,679.04
  6. Step 6: Final answer
    x = 324,899.26

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1.5x scale

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.