Home / 484,427.24-668,130.90-314,716.04

Finding the Fourth Proportional to 484,427.24, 668,130.90 and 314,716.04

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Solution

The fourth proportional to 484,427.24, 668,130.90 and 314,716.04 is: 434,062.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,427.24 : 668,130.90 = 314,716.04 : x
  2. Step 2: Convert to fraction form
    484,427.24/668,130.90 = 314,716.04/x
  3. Step 3: Cross multiply
    484,427.24x = 668,130.90 × 314,716.04
  4. Step 4: Simplify right side
    484,427.24x = 210,271,511,049.64
  5. Step 5: Solve for x
    x = 210,271,511,049.64/484,427.24
  6. Step 6: Final answer
    x = 434,062.11

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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.