Home / 454,513.24-627,272.63-339,592.47

Finding the Fourth Proportional to 454,513.24, 627,272.63 and 339,592.47

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Solution

The fourth proportional to 454,513.24, 627,272.63 and 339,592.47 is: 468,670.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,513.24 : 627,272.63 = 339,592.47 : x
  2. Step 2: Convert to fraction form
    454,513.24/627,272.63 = 339,592.47/x
  3. Step 3: Cross multiply
    454,513.24x = 627,272.63 × 339,592.47
  4. Step 4: Simplify right side
    454,513.24x = 213,017,061,785.10
  5. Step 5: Solve for x
    x = 213,017,061,785.10/454,513.24
  6. Step 6: Final answer
    x = 468,670.75

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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.