Home / 907,256.90-1,361,082.18-276,154.31

Finding the Fourth Proportional to 907,256.90, 1,361,082.18 and 276,154.31

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Solution

The fourth proportional to 907,256.90, 1,361,082.18 and 276,154.31 is: 414,291.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,256.90 : 1,361,082.18 = 276,154.31 : x
  2. Step 2: Convert to fraction form
    907,256.90/1,361,082.18 = 276,154.31/x
  3. Step 3: Cross multiply
    907,256.90x = 1,361,082.18 × 276,154.31
  4. Step 4: Simplify right side
    907,256.90x = 375,868,714,709.48
  5. Step 5: Solve for x
    x = 375,868,714,709.48/907,256.90
  6. Step 6: Final answer
    x = 414,291.38

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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.