Home / 436,458.21-602,589.06-298,867.39

Finding the Fourth Proportional to 436,458.21, 602,589.06 and 298,867.39

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Solution

The fourth proportional to 436,458.21, 602,589.06 and 298,867.39 is: 412,626.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,458.21 : 602,589.06 = 298,867.39 : x
  2. Step 2: Convert to fraction form
    436,458.21/602,589.06 = 298,867.39/x
  3. Step 3: Cross multiply
    436,458.21x = 602,589.06 × 298,867.39
  4. Step 4: Simplify right side
    436,458.21x = 180,094,219,604.75
  5. Step 5: Solve for x
    x = 180,094,219,604.75/436,458.21
  6. Step 6: Final answer
    x = 412,626.49

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1.5x scale

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.