Home / 767,975.18-1,151,919.71-235,494.74

Finding the Fourth Proportional to 767,975.18, 1,151,919.71 and 235,494.74

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Solution

The fourth proportional to 767,975.18, 1,151,919.71 and 235,494.74 is: 353,228.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,975.18 : 1,151,919.71 = 235,494.74 : x
  2. Step 2: Convert to fraction form
    767,975.18/1,151,919.71 = 235,494.74/x
  3. Step 3: Cross multiply
    767,975.18x = 1,151,919.71 × 235,494.74
  4. Step 4: Simplify right side
    767,975.18x = 271,271,037,352.61
  5. Step 5: Solve for x
    x = 271,271,037,352.61/767,975.18
  6. Step 6: Final answer
    x = 353,228.91

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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.