Home / 893,338.50-1,232,807.13-490,930.50

Finding the Fourth Proportional to 893,338.50, 1,232,807.13 and 490,930.50

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Solution

The fourth proportional to 893,338.50, 1,232,807.13 and 490,930.50 is: 677,484.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,338.50 : 1,232,807.13 = 490,930.50 : x
  2. Step 2: Convert to fraction form
    893,338.50/1,232,807.13 = 490,930.50/x
  3. Step 3: Cross multiply
    893,338.50x = 1,232,807.13 × 490,930.50
  4. Step 4: Simplify right side
    893,338.50x = 605,222,620,734.47
  5. Step 5: Solve for x
    x = 605,222,620,734.47/893,338.50
  6. Step 6: Final answer
    x = 677,484.09

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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.