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Finding the Fourth Proportional to 608,896.58, 840,256.54 and 336,975.93

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Solution

The fourth proportional to 608,896.58, 840,256.54 and 336,975.93 is: 465,015.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,896.58 : 840,256.54 = 336,975.93 : x
  2. Step 2: Convert to fraction form
    608,896.58/840,256.54 = 336,975.93/x
  3. Step 3: Cross multiply
    608,896.58x = 840,256.54 × 336,975.93
  4. Step 4: Simplify right side
    608,896.58x = 283,146,228,162.64
  5. Step 5: Solve for x
    x = 283,146,228,162.64/608,896.58
  6. Step 6: Final answer
    x = 465,015.31

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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.