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Finding the Fourth Proportional to 605,770.20, 906,905.70 and 588,274.20

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Solution

The fourth proportional to 605,770.20, 906,905.70 and 588,274.20 is: 880,712.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,770.20 : 906,905.70 = 588,274.20 : x
  2. Step 2: Convert to fraction form
    605,770.20/906,905.70 = 588,274.20/x
  3. Step 3: Cross multiply
    605,770.20x = 906,905.70 × 588,274.20
  4. Step 4: Simplify right side
    605,770.20x = 533,509,225,142.94
  5. Step 5: Solve for x
    x = 533,509,225,142.94/605,770.20
  6. Step 6: Final answer
    x = 880,712.23

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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.