Home / 884,153.74-1,326,489.40-285,102.85

Finding the Fourth Proportional to 884,153.74, 1,326,489.40 and 285,102.85

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Solution

The fourth proportional to 884,153.74, 1,326,489.40 and 285,102.85 is: 427,737.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,153.74 : 1,326,489.40 = 285,102.85 : x
  2. Step 2: Convert to fraction form
    884,153.74/1,326,489.40 = 285,102.85/x
  3. Step 3: Cross multiply
    884,153.74x = 1,326,489.40 × 285,102.85
  4. Step 4: Simplify right side
    884,153.74x = 378,185,901,802.34
  5. Step 5: Solve for x
    x = 378,185,901,802.34/884,153.74
  6. Step 6: Final answer
    x = 427,737.72

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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.