Home / 907,685.19-1,361,675.55-268,053.63

Finding the Fourth Proportional to 907,685.19, 1,361,675.55 and 268,053.63

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Solution

The fourth proportional to 907,685.19, 1,361,675.55 and 268,053.63 is: 402,124.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,685.19 : 1,361,675.55 = 268,053.63 : x
  2. Step 2: Convert to fraction form
    907,685.19/1,361,675.55 = 268,053.63/x
  3. Step 3: Cross multiply
    907,685.19x = 1,361,675.55 × 268,053.63
  4. Step 4: Simplify right side
    907,685.19x = 365,002,074,729.88
  5. Step 5: Solve for x
    x = 365,002,074,729.88/907,685.19
  6. Step 6: Final answer
    x = 402,124.08

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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.