Home / 317,862.06-476,782.29-149,288.10

Finding the Fourth Proportional to 317,862.06, 476,782.29 and 149,288.10

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Solution

The fourth proportional to 317,862.06, 476,782.29 and 149,288.10 is: 223,927.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,862.06 : 476,782.29 = 149,288.10 : x
  2. Step 2: Convert to fraction form
    317,862.06/476,782.29 = 149,288.10/x
  3. Step 3: Cross multiply
    317,862.06x = 476,782.29 × 149,288.10
  4. Step 4: Simplify right side
    317,862.06x = 71,177,922,187.75
  5. Step 5: Solve for x
    x = 71,177,922,187.75/317,862.06
  6. Step 6: Final answer
    x = 223,927.08

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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.