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Finding the Fourth Proportional to 341,759.80, 468,203.15 and 328,981.60

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Solution

The fourth proportional to 341,759.80, 468,203.15 and 328,981.60 is: 450,697.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,759.80 : 468,203.15 = 328,981.60 : x
  2. Step 2: Convert to fraction form
    341,759.80/468,203.15 = 328,981.60/x
  3. Step 3: Cross multiply
    341,759.80x = 468,203.15 × 328,981.60
  4. Step 4: Simplify right side
    341,759.80x = 154,030,221,412.04
  5. Step 5: Solve for x
    x = 154,030,221,412.04/341,759.80
  6. Step 6: Final answer
    x = 450,697.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.