Home / 910,272.63-1,358,487.41-809,384.50

Finding the Fourth Proportional to 910,272.63, 1,358,487.41 and 809,384.50

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Solution

The fourth proportional to 910,272.63, 1,358,487.41 and 809,384.50 is: 1,207,922.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,272.63 : 1,358,487.41 = 809,384.50 : x
  2. Step 2: Convert to fraction form
    910,272.63/1,358,487.41 = 809,384.50/x
  3. Step 3: Cross multiply
    910,272.63x = 1,358,487.41 × 809,384.50
  4. Step 4: Simplify right side
    910,272.63x = 1,099,538,653,026.73
  5. Step 5: Solve for x
    x = 1,099,538,653,026.73/910,272.63
  6. Step 6: Final answer
    x = 1,207,922.34

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.