Home / 454,467.03-627,159.40-247,730.89

Finding the Fourth Proportional to 454,467.03, 627,159.40 and 247,730.89

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Solution

The fourth proportional to 454,467.03, 627,159.40 and 247,730.89 is: 341,865.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,467.03 : 627,159.40 = 247,730.89 : x
  2. Step 2: Convert to fraction form
    454,467.03/627,159.40 = 247,730.89/x
  3. Step 3: Cross multiply
    454,467.03x = 627,159.40 × 247,730.89
  4. Step 4: Simplify right side
    454,467.03x = 155,366,756,333.87
  5. Step 5: Solve for x
    x = 155,366,756,333.87/454,467.03
  6. Step 6: Final answer
    x = 341,865.85

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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.