Home / 768,533.67-1,152,971.82-236,108.52

Finding the Fourth Proportional to 768,533.67, 1,152,971.82 and 236,108.52

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Solution

The fourth proportional to 768,533.67, 1,152,971.82 and 236,108.52 is: 354,215.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,533.67 : 1,152,971.82 = 236,108.52 : x
  2. Step 2: Convert to fraction form
    768,533.67/1,152,971.82 = 236,108.52/x
  3. Step 3: Cross multiply
    768,533.67x = 1,152,971.82 × 236,108.52
  4. Step 4: Simplify right side
    768,533.67x = 272,226,470,021.91
  5. Step 5: Solve for x
    x = 272,226,470,021.91/768,533.67
  6. Step 6: Final answer
    x = 354,215.41

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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.