Home / 1,148,275.72-1,722,662.50-349,536.38

Finding the Fourth Proportional to 1,148,275.72, 1,722,662.50 and 349,536.38

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Solution

The fourth proportional to 1,148,275.72, 1,722,662.50 and 349,536.38 is: 524,380.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,275.72 : 1,722,662.50 = 349,536.38 : x
  2. Step 2: Convert to fraction form
    1,148,275.72/1,722,662.50 = 349,536.38/x
  3. Step 3: Cross multiply
    1,148,275.72x = 1,722,662.50 × 349,536.38
  4. Step 4: Simplify right side
    1,148,275.72x = 602,133,214,211.75
  5. Step 5: Solve for x
    x = 602,133,214,211.75/1,148,275.72
  6. Step 6: Final answer
    x = 524,380.34

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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.