Home / 705,081.39-973,012.32-382,791.48

Finding the Fourth Proportional to 705,081.39, 973,012.32 and 382,791.48

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Solution

The fourth proportional to 705,081.39, 973,012.32 and 382,791.48 is: 528,252.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,081.39 : 973,012.32 = 382,791.48 : x
  2. Step 2: Convert to fraction form
    705,081.39/973,012.32 = 382,791.48/x
  3. Step 3: Cross multiply
    705,081.39x = 973,012.32 × 382,791.48
  4. Step 4: Simplify right side
    705,081.39x = 372,460,826,031.03
  5. Step 5: Solve for x
    x = 372,460,826,031.03/705,081.39
  6. Step 6: Final answer
    x = 528,252.24

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1.5x scale

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.