Home / 997,625.95-1,376,572.76-561,981.02

Finding the Fourth Proportional to 997,625.95, 1,376,572.76 and 561,981.02

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Solution

The fourth proportional to 997,625.95, 1,376,572.76 and 561,981.02 is: 775,448.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,625.95 : 1,376,572.76 = 561,981.02 : x
  2. Step 2: Convert to fraction form
    997,625.95/1,376,572.76 = 561,981.02/x
  3. Step 3: Cross multiply
    997,625.95x = 1,376,572.76 × 561,981.02
  4. Step 4: Simplify right side
    997,625.95x = 773,607,756,183.68
  5. Step 5: Solve for x
    x = 773,607,756,183.68/997,625.95
  6. Step 6: Final answer
    x = 775,448.71

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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.