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Finding the Fourth Proportional to 608,880.42, 840,234.29 and 336,959.77

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Solution

The fourth proportional to 608,880.42, 840,234.29 and 336,959.77 is: 464,993.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,880.42 : 840,234.29 = 336,959.77 : x
  2. Step 2: Convert to fraction form
    608,880.42/840,234.29 = 336,959.77/x
  3. Step 3: Cross multiply
    608,880.42x = 840,234.29 × 336,959.77
  4. Step 4: Simplify right side
    608,880.42x = 283,125,152,470.01
  5. Step 5: Solve for x
    x = 283,125,152,470.01/608,880.42
  6. Step 6: Final answer
    x = 464,993.03

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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.