Home / 776,506.52-1,164,166.85-243,719.30

Finding the Fourth Proportional to 776,506.52, 1,164,166.85 and 243,719.30

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Solution

The fourth proportional to 776,506.52, 1,164,166.85 and 243,719.30 is: 365,392.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,506.52 : 1,164,166.85 = 243,719.30 : x
  2. Step 2: Convert to fraction form
    776,506.52/1,164,166.85 = 243,719.30/x
  3. Step 3: Cross multiply
    776,506.52x = 1,164,166.85 × 243,719.30
  4. Step 4: Simplify right side
    776,506.52x = 283,729,922,725.77
  5. Step 5: Solve for x
    x = 283,729,922,725.77/776,506.52
  6. Step 6: Final answer
    x = 365,392.84

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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.