Home / 884,829.22-1,221,029.15-522,369.83

Finding the Fourth Proportional to 884,829.22, 1,221,029.15 and 522,369.83

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Solution

The fourth proportional to 884,829.22, 1,221,029.15 and 522,369.83 is: 720,849.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,829.22 : 1,221,029.15 = 522,369.83 : x
  2. Step 2: Convert to fraction form
    884,829.22/1,221,029.15 = 522,369.83/x
  3. Step 3: Cross multiply
    884,829.22x = 1,221,029.15 × 522,369.83
  4. Step 4: Simplify right side
    884,829.22x = 637,828,791,257.19
  5. Step 5: Solve for x
    x = 637,828,791,257.19/884,829.22
  6. Step 6: Final answer
    x = 720,849.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.