Home / 346,335.20-519,759.92-262,201.31

Finding the Fourth Proportional to 346,335.20, 519,759.92 and 262,201.31

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Solution

The fourth proportional to 346,335.20, 519,759.92 and 262,201.31 is: 393,496.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,335.20 : 519,759.92 = 262,201.31 : x
  2. Step 2: Convert to fraction form
    346,335.20/519,759.92 = 262,201.31/x
  3. Step 3: Cross multiply
    346,335.20x = 519,759.92 × 262,201.31
  4. Step 4: Simplify right side
    346,335.20x = 136,281,731,909.50
  5. Step 5: Solve for x
    x = 136,281,731,909.50/346,335.20
  6. Step 6: Final answer
    x = 393,496.62

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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.