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Finding the Fourth Proportional to 348,954.05, 523,431.32 and 112,296.67

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Solution

The fourth proportional to 348,954.05, 523,431.32 and 112,296.67 is: 168,445.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,954.05 : 523,431.32 = 112,296.67 : x
  2. Step 2: Convert to fraction form
    348,954.05/523,431.32 = 112,296.67/x
  3. Step 3: Cross multiply
    348,954.05x = 523,431.32 × 112,296.67
  4. Step 4: Simplify right side
    348,954.05x = 58,779,592,339.64
  5. Step 5: Solve for x
    x = 58,779,592,339.64/348,954.05
  6. Step 6: Final answer
    x = 168,445.08

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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.