Home / 346,142.76-477,699.30-195,236.52

Finding the Fourth Proportional to 346,142.76, 477,699.30 and 195,236.52

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Solution

The fourth proportional to 346,142.76, 477,699.30 and 195,236.52 is: 269,438.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,142.76 : 477,699.30 = 195,236.52 : x
  2. Step 2: Convert to fraction form
    346,142.76/477,699.30 = 195,236.52/x
  3. Step 3: Cross multiply
    346,142.76x = 477,699.30 × 195,236.52
  4. Step 4: Simplify right side
    346,142.76x = 93,264,348,938.44
  5. Step 5: Solve for x
    x = 93,264,348,938.44/346,142.76
  6. Step 6: Final answer
    x = 269,438.97

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1.5x scale

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.