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Finding the Fourth Proportional to 459,305.84, 633,806.07 and 255,344.35

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Solution

The fourth proportional to 459,305.84, 633,806.07 and 255,344.35 is: 352,355.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,305.84 : 633,806.07 = 255,344.35 : x
  2. Step 2: Convert to fraction form
    459,305.84/633,806.07 = 255,344.35/x
  3. Step 3: Cross multiply
    459,305.84x = 633,806.07 × 255,344.35
  4. Step 4: Simplify right side
    459,305.84x = 161,838,797,616.53
  5. Step 5: Solve for x
    x = 161,838,797,616.53/459,305.84
  6. Step 6: Final answer
    x = 352,355.19

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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.