Home / 456,201.28-629,545.44-255,036.16

Finding the Fourth Proportional to 456,201.28, 629,545.44 and 255,036.16

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Solution

The fourth proportional to 456,201.28, 629,545.44 and 255,036.16 is: 351,943.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,201.28 : 629,545.44 = 255,036.16 : x
  2. Step 2: Convert to fraction form
    456,201.28/629,545.44 = 255,036.16/x
  3. Step 3: Cross multiply
    456,201.28x = 629,545.44 × 255,036.16
  4. Step 4: Simplify right side
    456,201.28x = 160,556,851,563.11
  5. Step 5: Solve for x
    x = 160,556,851,563.11/456,201.28
  6. Step 6: Final answer
    x = 351,943.01

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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.