Home / 922,135.35-1,381,726.80-606,223.20

Finding the Fourth Proportional to 922,135.35, 1,381,726.80 and 606,223.20

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Solution

The fourth proportional to 922,135.35, 1,381,726.80 and 606,223.20 is: 908,364.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,135.35 : 1,381,726.80 = 606,223.20 : x
  2. Step 2: Convert to fraction form
    922,135.35/1,381,726.80 = 606,223.20/x
  3. Step 3: Cross multiply
    922,135.35x = 1,381,726.80 × 606,223.20
  4. Step 4: Simplify right side
    922,135.35x = 837,634,842,221.76
  5. Step 5: Solve for x
    x = 837,634,842,221.76/922,135.35
  6. Step 6: Final answer
    x = 908,364.31

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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.