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Finding the Fourth Proportional to 346,273.84, 477,858.38 and 195,384.88

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Solution

The fourth proportional to 346,273.84, 477,858.38 and 195,384.88 is: 269,631.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,273.84 : 477,858.38 = 195,384.88 : x
  2. Step 2: Convert to fraction form
    346,273.84/477,858.38 = 195,384.88/x
  3. Step 3: Cross multiply
    346,273.84x = 477,858.38 × 195,384.88
  4. Step 4: Simplify right side
    346,273.84x = 93,366,302,233.29
  5. Step 5: Solve for x
    x = 93,366,302,233.29/346,273.84
  6. Step 6: Final answer
    x = 269,631.41

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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.