Home / 922,651.48-1,384,018.89-282,908.53

Finding the Fourth Proportional to 922,651.48, 1,384,018.89 and 282,908.53

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Solution

The fourth proportional to 922,651.48, 1,384,018.89 and 282,908.53 is: 424,375.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,651.48 : 1,384,018.89 = 282,908.53 : x
  2. Step 2: Convert to fraction form
    922,651.48/1,384,018.89 = 282,908.53/x
  3. Step 3: Cross multiply
    922,651.48x = 1,384,018.89 × 282,908.53
  4. Step 4: Simplify right side
    922,651.48x = 391,550,749,662.13
  5. Step 5: Solve for x
    x = 391,550,749,662.13/922,651.48
  6. Step 6: Final answer
    x = 424,375.57

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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.