Home / 648,514.45-894,857.38-362,028.25

Finding the Fourth Proportional to 648,514.45, 894,857.38 and 362,028.25

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Solution

The fourth proportional to 648,514.45, 894,857.38 and 362,028.25 is: 499,547.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,514.45 : 894,857.38 = 362,028.25 : x
  2. Step 2: Convert to fraction form
    648,514.45/894,857.38 = 362,028.25/x
  3. Step 3: Cross multiply
    648,514.45x = 894,857.38 × 362,028.25
  4. Step 4: Simplify right side
    648,514.45x = 323,963,651,280.99
  5. Step 5: Solve for x
    x = 323,963,651,280.99/648,514.45
  6. Step 6: Final answer
    x = 499,547.31

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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.