Home / 1,148,829.01-1,723,240.78-307,380.76

Finding the Fourth Proportional to 1,148,829.01, 1,723,240.78 and 307,380.76

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Solution

The fourth proportional to 1,148,829.01, 1,723,240.78 and 307,380.76 is: 461,070.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,829.01 : 1,723,240.78 = 307,380.76 : x
  2. Step 2: Convert to fraction form
    1,148,829.01/1,723,240.78 = 307,380.76/x
  3. Step 3: Cross multiply
    1,148,829.01x = 1,723,240.78 × 307,380.76
  4. Step 4: Simplify right side
    1,148,829.01x = 529,691,055,542.84
  5. Step 5: Solve for x
    x = 529,691,055,542.84/1,148,829.01
  6. Step 6: Final answer
    x = 461,070.40

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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.