Home / 773,458.51-1,160,219.20-368,442.49

Finding the Fourth Proportional to 773,458.51, 1,160,219.20 and 368,442.49

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Solution

The fourth proportional to 773,458.51, 1,160,219.20 and 368,442.49 is: 552,678.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,458.51 : 1,160,219.20 = 368,442.49 : x
  2. Step 2: Convert to fraction form
    773,458.51/1,160,219.20 = 368,442.49/x
  3. Step 3: Cross multiply
    773,458.51x = 1,160,219.20 × 368,442.49
  4. Step 4: Simplify right side
    773,458.51x = 427,474,050,993.81
  5. Step 5: Solve for x
    x = 427,474,050,993.81/773,458.51
  6. Step 6: Final answer
    x = 552,678.71

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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.