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Finding the Fourth Proportional to 608,305.70, 839,467.34 and 336,392.04

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Solution

The fourth proportional to 608,305.70, 839,467.34 and 336,392.04 is: 464,224.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,305.70 : 839,467.34 = 336,392.04 : x
  2. Step 2: Convert to fraction form
    608,305.70/839,467.34 = 336,392.04/x
  3. Step 3: Cross multiply
    608,305.70x = 839,467.34 × 336,392.04
  4. Step 4: Simplify right side
    608,305.70x = 282,390,130,913.69
  5. Step 5: Solve for x
    x = 282,390,130,913.69/608,305.70
  6. Step 6: Final answer
    x = 464,224.04

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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.