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Finding the Fourth Proportional to 482,924.84, 666,438.89 and 301,741.88

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Solution

The fourth proportional to 482,924.84, 666,438.89 and 301,741.88 is: 416,405.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,924.84 : 666,438.89 = 301,741.88 : x
  2. Step 2: Convert to fraction form
    482,924.84/666,438.89 = 301,741.88/x
  3. Step 3: Cross multiply
    482,924.84x = 666,438.89 × 301,741.88
  4. Step 4: Simplify right side
    482,924.84x = 201,092,518,732.81
  5. Step 5: Solve for x
    x = 201,092,518,732.81/482,924.84
  6. Step 6: Final answer
    x = 416,405.42

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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.