Home / 1,026,458.49-1,539,588.78-316,295.85

Finding the Fourth Proportional to 1,026,458.49, 1,539,588.78 and 316,295.85

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Solution

The fourth proportional to 1,026,458.49, 1,539,588.78 and 316,295.85 is: 474,413.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,458.49 : 1,539,588.78 = 316,295.85 : x
  2. Step 2: Convert to fraction form
    1,026,458.49/1,539,588.78 = 316,295.85/x
  3. Step 3: Cross multiply
    1,026,458.49x = 1,539,588.78 × 316,295.85
  4. Step 4: Simplify right side
    1,026,458.49x = 486,965,541,820.56
  5. Step 5: Solve for x
    x = 486,965,541,820.56/1,026,458.49
  6. Step 6: Final answer
    x = 474,413.28

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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.