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Finding the Fourth Proportional to 334,478, 461,579.64 and 183,584.72

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Solution

The fourth proportional to 334,478, 461,579.64 and 183,584.72 is: 253,346.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,478 : 461,579.64 = 183,584.72 : x
  2. Step 2: Convert to fraction form
    334,478/461,579.64 = 183,584.72/x
  3. Step 3: Cross multiply
    334,478x = 461,579.64 × 183,584.72
  4. Step 4: Simplify right side
    334,478x = 84,738,968,967.10
  5. Step 5: Solve for x
    x = 84,738,968,967.10/334,478
  6. Step 6: Final answer
    x = 253,346.91

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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.