Home / 976,090.60-1,462,229.10-672,431.12

Finding the Fourth Proportional to 976,090.60, 1,462,229.10 and 672,431.12

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Solution

The fourth proportional to 976,090.60, 1,462,229.10 and 672,431.12 is: 1,007,333.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,090.60 : 1,462,229.10 = 672,431.12 : x
  2. Step 2: Convert to fraction form
    976,090.60/1,462,229.10 = 672,431.12/x
  3. Step 3: Cross multiply
    976,090.60x = 1,462,229.10 × 672,431.12
  4. Step 4: Simplify right side
    976,090.60x = 983,248,346,620.06
  5. Step 5: Solve for x
    x = 983,248,346,620.06/976,090.60
  6. Step 6: Final answer
    x = 1,007,333.08

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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.