Home / 379,541.04-569,410.24-113,301.60

Finding the Fourth Proportional to 379,541.04, 569,410.24 and 113,301.60

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Solution

The fourth proportional to 379,541.04, 569,410.24 and 113,301.60 is: 169,981.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,541.04 : 569,410.24 = 113,301.60 : x
  2. Step 2: Convert to fraction form
    379,541.04/569,410.24 = 113,301.60/x
  3. Step 3: Cross multiply
    379,541.04x = 569,410.24 × 113,301.60
  4. Step 4: Simplify right side
    379,541.04x = 64,515,091,248.38
  5. Step 5: Solve for x
    x = 64,515,091,248.38/379,541.04
  6. Step 6: Final answer
    x = 169,981.86

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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.