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Finding the Fourth Proportional to 578,084.60, 797,649.60 and 336,278.96

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Solution

The fourth proportional to 578,084.60, 797,649.60 and 336,278.96 is: 464,002.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,084.60 : 797,649.60 = 336,278.96 : x
  2. Step 2: Convert to fraction form
    578,084.60/797,649.60 = 336,278.96/x
  3. Step 3: Cross multiply
    578,084.60x = 797,649.60 × 336,278.96
  4. Step 4: Simplify right side
    578,084.60x = 268,232,777,932.42
  5. Step 5: Solve for x
    x = 268,232,777,932.42/578,084.60
  6. Step 6: Final answer
    x = 464,002.64

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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.