Home / 461,777.09-637,246.15-257,831.15

Finding the Fourth Proportional to 461,777.09, 637,246.15 and 257,831.15

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Solution

The fourth proportional to 461,777.09, 637,246.15 and 257,831.15 is: 355,803.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,777.09 : 637,246.15 = 257,831.15 : x
  2. Step 2: Convert to fraction form
    461,777.09/637,246.15 = 257,831.15/x
  3. Step 3: Cross multiply
    461,777.09x = 637,246.15 × 257,831.15
  4. Step 4: Simplify right side
    461,777.09x = 164,301,907,687.57
  5. Step 5: Solve for x
    x = 164,301,907,687.57/461,777.09
  6. Step 6: Final answer
    x = 355,803.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.