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Finding the Fourth Proportional to 608,875.35, 840,227.31 and 336,954.72

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Solution

The fourth proportional to 608,875.35, 840,227.31 and 336,954.72 is: 464,986.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,875.35 : 840,227.31 = 336,954.72 : x
  2. Step 2: Convert to fraction form
    608,875.35/840,227.31 = 336,954.72/x
  3. Step 3: Cross multiply
    608,875.35x = 840,227.31 × 336,954.72
  4. Step 4: Simplify right side
    608,875.35x = 283,118,557,977.40
  5. Step 5: Solve for x
    x = 283,118,557,977.40/608,875.35
  6. Step 6: Final answer
    x = 464,986.07

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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.