Home / 909,006.80-1,363,668.60-376,235.60

Finding the Fourth Proportional to 909,006.80, 1,363,668.60 and 376,235.60

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Solution

The fourth proportional to 909,006.80, 1,363,668.60 and 376,235.60 is: 564,418.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,006.80 : 1,363,668.60 = 376,235.60 : x
  2. Step 2: Convert to fraction form
    909,006.80/1,363,668.60 = 376,235.60/x
  3. Step 3: Cross multiply
    909,006.80x = 1,363,668.60 × 376,235.60
  4. Step 4: Simplify right side
    909,006.80x = 513,060,673,922.16
  5. Step 5: Solve for x
    x = 513,060,673,922.16/909,006.80
  6. Step 6: Final answer
    x = 564,418.96

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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.