Home / 997,283.28-1,492,151.94-611,655.24

Finding the Fourth Proportional to 997,283.28, 1,492,151.94 and 611,655.24

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Solution

The fourth proportional to 997,283.28, 1,492,151.94 and 611,655.24 is: 915,168.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,283.28 : 1,492,151.94 = 611,655.24 : x
  2. Step 2: Convert to fraction form
    997,283.28/1,492,151.94 = 611,655.24/x
  3. Step 3: Cross multiply
    997,283.28x = 1,492,151.94 × 611,655.24
  4. Step 4: Simplify right side
    997,283.28x = 912,682,552,977.17
  5. Step 5: Solve for x
    x = 912,682,552,977.17/997,283.28
  6. Step 6: Final answer
    x = 915,168.81

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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.