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Finding the Fourth Proportional to 441,653.59, 609,482.06 and 240,449.59

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Solution

The fourth proportional to 441,653.59, 609,482.06 and 240,449.59 is: 331,820.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,653.59 : 609,482.06 = 240,449.59 : x
  2. Step 2: Convert to fraction form
    441,653.59/609,482.06 = 240,449.59/x
  3. Step 3: Cross multiply
    441,653.59x = 609,482.06 × 240,449.59
  4. Step 4: Simplify right side
    441,653.59x = 146,549,711,439.36
  5. Step 5: Solve for x
    x = 146,549,711,439.36/441,653.59
  6. Step 6: Final answer
    x = 331,820.49

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1.5x scale

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.