Home / 994,726.72-1,492,531.12-521,299.52

Finding the Fourth Proportional to 994,726.72, 1,492,531.12 and 521,299.52

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Solution

The fourth proportional to 994,726.72, 1,492,531.12 and 521,299.52 is: 782,180.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,726.72 : 1,492,531.12 = 521,299.52 : x
  2. Step 2: Convert to fraction form
    994,726.72/1,492,531.12 = 521,299.52/x
  3. Step 3: Cross multiply
    994,726.72x = 1,492,531.12 × 521,299.52
  4. Step 4: Simplify right side
    994,726.72x = 778,055,756,441.06
  5. Step 5: Solve for x
    x = 778,055,756,441.06/994,726.72
  6. Step 6: Final answer
    x = 782,180.41

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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.