Home / 295,261.87-442,678.24-117,715.63

Finding the Fourth Proportional to 295,261.87, 442,678.24 and 117,715.63

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Solution

The fourth proportional to 295,261.87, 442,678.24 and 117,715.63 is: 176,487.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,261.87 : 442,678.24 = 117,715.63 : x
  2. Step 2: Convert to fraction form
    295,261.87/442,678.24 = 117,715.63/x
  3. Step 3: Cross multiply
    295,261.87x = 442,678.24 × 117,715.63
  4. Step 4: Simplify right side
    295,261.87x = 52,110,147,908.89
  5. Step 5: Solve for x
    x = 52,110,147,908.89/295,261.87
  6. Step 6: Final answer
    x = 176,487.90

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1.5x scale

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.