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Finding the Fourth Proportional to 1,096,602.80, 1,644,904.20 and 348,724.40

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Solution

The fourth proportional to 1,096,602.80, 1,644,904.20 and 348,724.40 is: 523,086.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,602.80 : 1,644,904.20 = 348,724.40 : x
  2. Step 2: Convert to fraction form
    1,096,602.80/1,644,904.20 = 348,724.40/x
  3. Step 3: Cross multiply
    1,096,602.80x = 1,644,904.20 × 348,724.40
  4. Step 4: Simplify right side
    1,096,602.80x = 573,618,230,202.48
  5. Step 5: Solve for x
    x = 573,618,230,202.48/1,096,602.80
  6. Step 6: Final answer
    x = 523,086.60

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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.