Home / 777,530.85-1,073,003.31-433,357.17

Finding the Fourth Proportional to 777,530.85, 1,073,003.31 and 433,357.17

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Solution

The fourth proportional to 777,530.85, 1,073,003.31 and 433,357.17 is: 598,038.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,530.85 : 1,073,003.31 = 433,357.17 : x
  2. Step 2: Convert to fraction form
    777,530.85/1,073,003.31 = 433,357.17/x
  3. Step 3: Cross multiply
    777,530.85x = 1,073,003.31 × 433,357.17
  4. Step 4: Simplify right side
    777,530.85x = 464,993,677,822.23
  5. Step 5: Solve for x
    x = 464,993,677,822.23/777,530.85
  6. Step 6: Final answer
    x = 598,038.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.