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Finding the Fourth Proportional to 334,561.84, 501,546.96 and 256,026.64

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Solution

The fourth proportional to 334,561.84, 501,546.96 and 256,026.64 is: 383,813.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,561.84 : 501,546.96 = 256,026.64 : x
  2. Step 2: Convert to fraction form
    334,561.84/501,546.96 = 256,026.64/x
  3. Step 3: Cross multiply
    334,561.84x = 501,546.96 × 256,026.64
  4. Step 4: Simplify right side
    334,561.84x = 128,409,382,971.01
  5. Step 5: Solve for x
    x = 128,409,382,971.01/334,561.84
  6. Step 6: Final answer
    x = 383,813.60

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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.