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Finding the Fourth Proportional to 606,983.60, 908,725.80 and 606,983.60

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Solution

The fourth proportional to 606,983.60, 908,725.80 and 606,983.60 is: 908,725.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,983.60 : 908,725.80 = 606,983.60 : x
  2. Step 2: Convert to fraction form
    606,983.60/908,725.80 = 606,983.60/x
  3. Step 3: Cross multiply
    606,983.60x = 908,725.80 × 606,983.60
  4. Step 4: Simplify right side
    606,983.60x = 551,581,657,496.88
  5. Step 5: Solve for x
    x = 551,581,657,496.88/606,983.60
  6. Step 6: Final answer
    x = 908,725.80

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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.