Home / 914,611.41-1,262,061.57-506,612.01

Finding the Fourth Proportional to 914,611.41, 1,262,061.57 and 506,612.01

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Solution

The fourth proportional to 914,611.41, 1,262,061.57 and 506,612.01 is: 699,067.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,611.41 : 1,262,061.57 = 506,612.01 : x
  2. Step 2: Convert to fraction form
    914,611.41/1,262,061.57 = 506,612.01/x
  3. Step 3: Cross multiply
    914,611.41x = 1,262,061.57 × 506,612.01
  4. Step 4: Simplify right side
    914,611.41x = 639,375,548,721.46
  5. Step 5: Solve for x
    x = 639,375,548,721.46/914,611.41
  6. Step 6: Final answer
    x = 699,067.98

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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.