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Finding the Fourth Proportional to 295,282.45, 442,994.21 and 95,603.04

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Solution

The fourth proportional to 295,282.45, 442,994.21 and 95,603.04 is: 143,427.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,282.45 : 442,994.21 = 95,603.04 : x
  2. Step 2: Convert to fraction form
    295,282.45/442,994.21 = 95,603.04/x
  3. Step 3: Cross multiply
    295,282.45x = 442,994.21 × 95,603.04
  4. Step 4: Simplify right side
    295,282.45x = 42,351,593,417.41
  5. Step 5: Solve for x
    x = 42,351,593,417.41/295,282.45
  6. Step 6: Final answer
    x = 143,427.40

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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.