Home / 571,182.20-788,318.27-364,539.74

Finding the Fourth Proportional to 571,182.20, 788,318.27 and 364,539.74

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Solution

The fourth proportional to 571,182.20, 788,318.27 and 364,539.74 is: 503,120.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,182.20 : 788,318.27 = 364,539.74 : x
  2. Step 2: Convert to fraction form
    571,182.20/788,318.27 = 364,539.74/x
  3. Step 3: Cross multiply
    571,182.20x = 788,318.27 × 364,539.74
  4. Step 4: Simplify right side
    571,182.20x = 287,373,340,065.20
  5. Step 5: Solve for x
    x = 287,373,340,065.20/571,182.20
  6. Step 6: Final answer
    x = 503,120.27

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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.