Home / 809,324.34-1,116,929.43-446,818.02

Finding the Fourth Proportional to 809,324.34, 1,116,929.43 and 446,818.02

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Solution

The fourth proportional to 809,324.34, 1,116,929.43 and 446,818.02 is: 616,643.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,324.34 : 1,116,929.43 = 446,818.02 : x
  2. Step 2: Convert to fraction form
    809,324.34/1,116,929.43 = 446,818.02/x
  3. Step 3: Cross multiply
    809,324.34x = 1,116,929.43 × 446,818.02
  4. Step 4: Simplify right side
    809,324.34x = 499,064,196,392.33
  5. Step 5: Solve for x
    x = 499,064,196,392.33/809,324.34
  6. Step 6: Final answer
    x = 616,643.01

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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.