Home / 711,854.72-1,066,599.84-501,049.28

Finding the Fourth Proportional to 711,854.72, 1,066,599.84 and 501,049.28

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Solution

The fourth proportional to 711,854.72, 1,066,599.84 and 501,049.28 is: 750,741.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,854.72 : 1,066,599.84 = 501,049.28 : x
  2. Step 2: Convert to fraction form
    711,854.72/1,066,599.84 = 501,049.28/x
  3. Step 3: Cross multiply
    711,854.72x = 1,066,599.84 × 501,049.28
  4. Step 4: Simplify right side
    711,854.72x = 534,419,081,880.12
  5. Step 5: Solve for x
    x = 534,419,081,880.12/711,854.72
  6. Step 6: Final answer
    x = 750,741.78

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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.