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Finding the Fourth Proportional to 578,469.60, 798,264.72 and 336,759.12

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Solution

The fourth proportional to 578,469.60, 798,264.72 and 336,759.12 is: 464,714.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,469.60 : 798,264.72 = 336,759.12 : x
  2. Step 2: Convert to fraction form
    578,469.60/798,264.72 = 336,759.12/x
  3. Step 3: Cross multiply
    578,469.60x = 798,264.72 × 336,759.12
  4. Step 4: Simplify right side
    578,469.60x = 268,822,924,634.25
  5. Step 5: Solve for x
    x = 268,822,924,634.25/578,469.60
  6. Step 6: Final answer
    x = 464,714.01

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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.