Home / 976,458.63-1,464,784.82-408,017.43

Finding the Fourth Proportional to 976,458.63, 1,464,784.82 and 408,017.43

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Solution

The fourth proportional to 976,458.63, 1,464,784.82 and 408,017.43 is: 612,066.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,458.63 : 1,464,784.82 = 408,017.43 : x
  2. Step 2: Convert to fraction form
    976,458.63/1,464,784.82 = 408,017.43/x
  3. Step 3: Cross multiply
    976,458.63x = 1,464,784.82 × 408,017.43
  4. Step 4: Simplify right side
    976,458.63x = 597,657,742,742.33
  5. Step 5: Solve for x
    x = 597,657,742,742.33/976,458.63
  6. Step 6: Final answer
    x = 612,066.63

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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.