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Finding the Fourth Proportional to 607,759.52, 838,717 and 335,833.70

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Solution

The fourth proportional to 607,759.52, 838,717 and 335,833.70 is: 463,455.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,759.52 : 838,717 = 335,833.70 : x
  2. Step 2: Convert to fraction form
    607,759.52/838,717 = 335,833.70/x
  3. Step 3: Cross multiply
    607,759.52x = 838,717 × 335,833.70
  4. Step 4: Simplify right side
    607,759.52x = 281,669,433,362.90
  5. Step 5: Solve for x
    x = 281,669,433,362.90/607,759.52
  6. Step 6: Final answer
    x = 463,455.40

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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.