Home / 898,983.48-1,240,593.42-496,575.48

Finding the Fourth Proportional to 898,983.48, 1,240,593.42 and 496,575.48

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Solution

The fourth proportional to 898,983.48, 1,240,593.42 and 496,575.48 is: 685,272.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,983.48 : 1,240,593.42 = 496,575.48 : x
  2. Step 2: Convert to fraction form
    898,983.48/1,240,593.42 = 496,575.48/x
  3. Step 3: Cross multiply
    898,983.48x = 1,240,593.42 × 496,575.48
  4. Step 4: Simplify right side
    898,983.48x = 616,048,273,021.34
  5. Step 5: Solve for x
    x = 616,048,273,021.34/898,983.48
  6. Step 6: Final answer
    x = 685,272.07

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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.