Home / 728,976.92-1,093,953.45-302,513.16

Finding the Fourth Proportional to 728,976.92, 1,093,953.45 and 302,513.16

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Solution

The fourth proportional to 728,976.92, 1,093,953.45 and 302,513.16 is: 453,972.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,976.92 : 1,093,953.45 = 302,513.16 : x
  2. Step 2: Convert to fraction form
    728,976.92/1,093,953.45 = 302,513.16/x
  3. Step 3: Cross multiply
    728,976.92x = 1,093,953.45 × 302,513.16
  4. Step 4: Simplify right side
    728,976.92x = 330,935,315,052.40
  5. Step 5: Solve for x
    x = 330,935,315,052.40/728,976.92
  6. Step 6: Final answer
    x = 453,972.28

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1.5x scale

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.