Home / 366,913.40-550,370.10-307,864.40

Finding the Fourth Proportional to 366,913.40, 550,370.10 and 307,864.40

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Solution

The fourth proportional to 366,913.40, 550,370.10 and 307,864.40 is: 461,796.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,913.40 : 550,370.10 = 307,864.40 : x
  2. Step 2: Convert to fraction form
    366,913.40/550,370.10 = 307,864.40/x
  3. Step 3: Cross multiply
    366,913.40x = 550,370.10 × 307,864.40
  4. Step 4: Simplify right side
    366,913.40x = 169,439,360,614.44
  5. Step 5: Solve for x
    x = 169,439,360,614.44/366,913.40
  6. Step 6: Final answer
    x = 461,796.60

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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.