Home / 767,759.15-1,151,807.20-235,320.23

Finding the Fourth Proportional to 767,759.15, 1,151,807.20 and 235,320.23

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Solution

The fourth proportional to 767,759.15, 1,151,807.20 and 235,320.23 is: 353,031.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,759.15 : 1,151,807.20 = 235,320.23 : x
  2. Step 2: Convert to fraction form
    767,759.15/1,151,807.20 = 235,320.23/x
  3. Step 3: Cross multiply
    767,759.15x = 1,151,807.20 × 235,320.23
  4. Step 4: Simplify right side
    767,759.15x = 271,043,529,460.62
  5. Step 5: Solve for x
    x = 271,043,529,460.62/767,759.15
  6. Step 6: Final answer
    x = 353,031.98

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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.