Home / 705,182.82-973,159.29-382,895.57

Finding the Fourth Proportional to 705,182.82, 973,159.29 and 382,895.57

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Solution

The fourth proportional to 705,182.82, 973,159.29 and 382,895.57 is: 528,399.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,182.82 : 973,159.29 = 382,895.57 : x
  2. Step 2: Convert to fraction form
    705,182.82/973,159.29 = 382,895.57/x
  3. Step 3: Cross multiply
    705,182.82x = 973,159.29 × 382,895.57
  4. Step 4: Simplify right side
    705,182.82x = 372,618,376,179.55
  5. Step 5: Solve for x
    x = 372,618,376,179.55/705,182.82
  6. Step 6: Final answer
    x = 528,399.68

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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.