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Finding the Fourth Proportional to 346,954.46, 520,015.14 and 178,554.24

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Solution

The fourth proportional to 346,954.46, 520,015.14 and 178,554.24 is: 267,616.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,954.46 : 520,015.14 = 178,554.24 : x
  2. Step 2: Convert to fraction form
    346,954.46/520,015.14 = 178,554.24/x
  3. Step 3: Cross multiply
    346,954.46x = 520,015.14 × 178,554.24
  4. Step 4: Simplify right side
    346,954.46x = 92,850,908,111.19
  5. Step 5: Solve for x
    x = 92,850,908,111.19/346,954.46
  6. Step 6: Final answer
    x = 267,616.99

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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.