Home / 346,288.50-477,907.29-195,414.66

Finding the Fourth Proportional to 346,288.50, 477,907.29 and 195,414.66

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Solution

The fourth proportional to 346,288.50, 477,907.29 and 195,414.66 is: 269,688.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,288.50 : 477,907.29 = 195,414.66 : x
  2. Step 2: Convert to fraction form
    346,288.50/477,907.29 = 195,414.66/x
  3. Step 3: Cross multiply
    346,288.50x = 477,907.29 × 195,414.66
  4. Step 4: Simplify right side
    346,288.50x = 93,390,090,586.87
  5. Step 5: Solve for x
    x = 93,390,090,586.87/346,288.50
  6. Step 6: Final answer
    x = 269,688.69

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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.