Home / 769,181.58-1,153,881.72-236,746.98

Finding the Fourth Proportional to 769,181.58, 1,153,881.72 and 236,746.98

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Solution

The fourth proportional to 769,181.58, 1,153,881.72 and 236,746.98 is: 355,154.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,181.58 : 1,153,881.72 = 236,746.98 : x
  2. Step 2: Convert to fraction form
    769,181.58/1,153,881.72 = 236,746.98/x
  3. Step 3: Cross multiply
    769,181.58x = 1,153,881.72 × 236,746.98
  4. Step 4: Simplify right side
    769,181.58x = 273,178,012,487.21
  5. Step 5: Solve for x
    x = 273,178,012,487.21/769,181.58
  6. Step 6: Final answer
    x = 355,154.13

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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.