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Finding the Fourth Proportional to 608,886.42, 840,264.90 and 336,973.07

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Solution

The fourth proportional to 608,886.42, 840,264.90 and 336,973.07 is: 465,023.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,886.42 : 840,264.90 = 336,973.07 : x
  2. Step 2: Convert to fraction form
    608,886.42/840,264.90 = 336,973.07/x
  3. Step 3: Cross multiply
    608,886.42x = 840,264.90 × 336,973.07
  4. Step 4: Simplify right side
    608,886.42x = 283,146,638,764.92
  5. Step 5: Solve for x
    x = 283,146,638,764.92/608,886.42
  6. Step 6: Final answer
    x = 465,023.74

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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.