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Finding the Fourth Proportional to 595,017.44, 821,008.59 and 353,375.81

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Solution

The fourth proportional to 595,017.44, 821,008.59 and 353,375.81 is: 487,590.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,017.44 : 821,008.59 = 353,375.81 : x
  2. Step 2: Convert to fraction form
    595,017.44/821,008.59 = 353,375.81/x
  3. Step 3: Cross multiply
    595,017.44x = 821,008.59 × 353,375.81
  4. Step 4: Simplify right side
    595,017.44x = 290,124,575,508.21
  5. Step 5: Solve for x
    x = 290,124,575,508.21/595,017.44
  6. Step 6: Final answer
    x = 487,590.04

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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.