Home / 700,019.18-1,049,677.10-407,993.00

Finding the Fourth Proportional to 700,019.18, 1,049,677.10 and 407,993.00

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Solution

The fourth proportional to 700,019.18, 1,049,677.10 and 407,993.00 is: 611,784.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,019.18 : 1,049,677.10 = 407,993.00 : x
  2. Step 2: Convert to fraction form
    700,019.18/1,049,677.10 = 407,993.00/x
  3. Step 3: Cross multiply
    700,019.18x = 1,049,677.10 × 407,993.00
  4. Step 4: Simplify right side
    700,019.18x = 428,260,910,353.84
  5. Step 5: Solve for x
    x = 428,260,910,353.84/700,019.18
  6. Step 6: Final answer
    x = 611,784.54

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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.