Home / 909,223.66-1,363,835.49-907,911.46

Finding the Fourth Proportional to 909,223.66, 1,363,835.49 and 907,911.46

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Solution

The fourth proportional to 909,223.66, 1,363,835.49 and 907,911.46 is: 1,361,867.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,223.66 : 1,363,835.49 = 907,911.46 : x
  2. Step 2: Convert to fraction form
    909,223.66/1,363,835.49 = 907,911.46/x
  3. Step 3: Cross multiply
    909,223.66x = 1,363,835.49 × 907,911.46
  4. Step 4: Simplify right side
    909,223.66x = 1,238,241,859,566.98
  5. Step 5: Solve for x
    x = 1,238,241,859,566.98/909,223.66
  6. Step 6: Final answer
    x = 1,361,867.18

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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.