Home / 768,330.77-1,152,667.46-235,905.62

Finding the Fourth Proportional to 768,330.77, 1,152,667.46 and 235,905.62

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Solution

The fourth proportional to 768,330.77, 1,152,667.46 and 235,905.62 is: 353,911.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,330.77 : 1,152,667.46 = 235,905.62 : x
  2. Step 2: Convert to fraction form
    768,330.77/1,152,667.46 = 235,905.62/x
  3. Step 3: Cross multiply
    768,330.77x = 1,152,667.46 × 235,905.62
  4. Step 4: Simplify right side
    768,330.77x = 271,920,726,631.55
  5. Step 5: Solve for x
    x = 271,920,726,631.55/768,330.77
  6. Step 6: Final answer
    x = 353,911.02

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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.