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Finding the Fourth Proportional to 348,969.06, 523,342.62 and 112,256.64

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Solution

The fourth proportional to 348,969.06, 523,342.62 and 112,256.64 is: 168,349.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,969.06 : 523,342.62 = 112,256.64 : x
  2. Step 2: Convert to fraction form
    348,969.06/523,342.62 = 112,256.64/x
  3. Step 3: Cross multiply
    348,969.06x = 523,342.62 × 112,256.64
  4. Step 4: Simplify right side
    348,969.06x = 58,748,684,090.00
  5. Step 5: Solve for x
    x = 58,748,684,090.00/348,969.06
  6. Step 6: Final answer
    x = 168,349.26

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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.