Home / 917,833.44-1,376,542.26-349,011.75

Finding the Fourth Proportional to 917,833.44, 1,376,542.26 and 349,011.75

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Solution

The fourth proportional to 917,833.44, 1,376,542.26 and 349,011.75 is: 523,438.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,833.44 : 1,376,542.26 = 349,011.75 : x
  2. Step 2: Convert to fraction form
    917,833.44/1,376,542.26 = 349,011.75/x
  3. Step 3: Cross multiply
    917,833.44x = 1,376,542.26 × 349,011.75
  4. Step 4: Simplify right side
    917,833.44x = 480,429,423,111.56
  5. Step 5: Solve for x
    x = 480,429,423,111.56/917,833.44
  6. Step 6: Final answer
    x = 523,438.57

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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.