Home / 907,223.90-1,361,038.75-276,186.92

Finding the Fourth Proportional to 907,223.90, 1,361,038.75 and 276,186.92

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Solution

The fourth proportional to 907,223.90, 1,361,038.75 and 276,186.92 is: 414,342.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,223.90 : 1,361,038.75 = 276,186.92 : x
  2. Step 2: Convert to fraction form
    907,223.90/1,361,038.75 = 276,186.92/x
  3. Step 3: Cross multiply
    907,223.90x = 1,361,038.75 × 276,186.92
  4. Step 4: Simplify right side
    907,223.90x = 375,901,092,867.49
  5. Step 5: Solve for x
    x = 375,901,092,867.49/907,223.90
  6. Step 6: Final answer
    x = 414,342.14

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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.