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Finding the Fourth Proportional to 608,256.52, 839,357.92 and 336,303.07

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Solution

The fourth proportional to 608,256.52, 839,357.92 and 336,303.07 is: 464,078.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,256.52 : 839,357.92 = 336,303.07 : x
  2. Step 2: Convert to fraction form
    608,256.52/839,357.92 = 336,303.07/x
  3. Step 3: Cross multiply
    608,256.52x = 839,357.92 × 336,303.07
  4. Step 4: Simplify right side
    608,256.52x = 282,278,645,324.81
  5. Step 5: Solve for x
    x = 282,278,645,324.81/608,256.52
  6. Step 6: Final answer
    x = 464,078.29

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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.