Home / 992,625.84-1,488,491.64-282,492.36

Finding the Fourth Proportional to 992,625.84, 1,488,491.64 and 282,492.36

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Solution

The fourth proportional to 992,625.84, 1,488,491.64 and 282,492.36 is: 423,611.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,625.84 : 1,488,491.64 = 282,492.36 : x
  2. Step 2: Convert to fraction form
    992,625.84/1,488,491.64 = 282,492.36/x
  3. Step 3: Cross multiply
    992,625.84x = 1,488,491.64 × 282,492.36
  4. Step 4: Simplify right side
    992,625.84x = 420,487,516,223.87
  5. Step 5: Solve for x
    x = 420,487,516,223.87/992,625.84
  6. Step 6: Final answer
    x = 423,611.29

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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.