Home / 346,550.20-519,825.30-325,814.20

Finding the Fourth Proportional to 346,550.20, 519,825.30 and 325,814.20

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Solution

The fourth proportional to 346,550.20, 519,825.30 and 325,814.20 is: 488,721.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,550.20 : 519,825.30 = 325,814.20 : x
  2. Step 2: Convert to fraction form
    346,550.20/519,825.30 = 325,814.20/x
  3. Step 3: Cross multiply
    346,550.20x = 519,825.30 × 325,814.20
  4. Step 4: Simplify right side
    346,550.20x = 169,366,464,259.26
  5. Step 5: Solve for x
    x = 169,366,464,259.26/346,550.20
  6. Step 6: Final answer
    x = 488,721.30

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Similar ratio
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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.