Home / 976,430.40-1,464,645.60-822,465.60

Finding the Fourth Proportional to 976,430.40, 1,464,645.60 and 822,465.60

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Solution

The fourth proportional to 976,430.40, 1,464,645.60 and 822,465.60 is: 1,233,698.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,430.40 : 1,464,645.60 = 822,465.60 : x
  2. Step 2: Convert to fraction form
    976,430.40/1,464,645.60 = 822,465.60/x
  3. Step 3: Cross multiply
    976,430.40x = 1,464,645.60 × 822,465.60
  4. Step 4: Simplify right side
    976,430.40x = 1,204,620,622,191.36
  5. Step 5: Solve for x
    x = 1,204,620,622,191.36/976,430.40
  6. Step 6: Final answer
    x = 1,233,698.40

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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.