Home / 595,508.27-821,708.90-353,784.63

Finding the Fourth Proportional to 595,508.27, 821,708.90 and 353,784.63

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Solution

The fourth proportional to 595,508.27, 821,708.90 and 353,784.63 is: 488,167.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,508.27 : 821,708.90 = 353,784.63 : x
  2. Step 2: Convert to fraction form
    595,508.27/821,708.90 = 353,784.63/x
  3. Step 3: Cross multiply
    595,508.27x = 821,708.90 × 353,784.63
  4. Step 4: Simplify right side
    595,508.27x = 290,707,979,154.21
  5. Step 5: Solve for x
    x = 290,707,979,154.21/595,508.27
  6. Step 6: Final answer
    x = 488,167.83

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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.