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Finding the Fourth Proportional to 583,127.28, 874,690.56 and 333,634.32

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Solution

The fourth proportional to 583,127.28, 874,690.56 and 333,634.32 is: 500,451.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,127.28 : 874,690.56 = 333,634.32 : x
  2. Step 2: Convert to fraction form
    583,127.28/874,690.56 = 333,634.32/x
  3. Step 3: Cross multiply
    583,127.28x = 874,690.56 × 333,634.32
  4. Step 4: Simplify right side
    583,127.28x = 291,826,790,196.02
  5. Step 5: Solve for x
    x = 291,826,790,196.02/583,127.28
  6. Step 6: Final answer
    x = 500,451.27

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.