Home / 627,345.11-941,038.12-298,638.58

Finding the Fourth Proportional to 627,345.11, 941,038.12 and 298,638.58

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Solution

The fourth proportional to 627,345.11, 941,038.12 and 298,638.58 is: 447,967.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,345.11 : 941,038.12 = 298,638.58 : x
  2. Step 2: Convert to fraction form
    627,345.11/941,038.12 = 298,638.58/x
  3. Step 3: Cross multiply
    627,345.11x = 941,038.12 × 298,638.58
  4. Step 4: Simplify right side
    627,345.11x = 281,030,292,267.76
  5. Step 5: Solve for x
    x = 281,030,292,267.76/627,345.11
  6. Step 6: Final answer
    x = 447,967.61

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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.