Home / 358,971.66-495,373.46-197,822.57

Finding the Fourth Proportional to 358,971.66, 495,373.46 and 197,822.57

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Solution

The fourth proportional to 358,971.66, 495,373.46 and 197,822.57 is: 272,991.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,971.66 : 495,373.46 = 197,822.57 : x
  2. Step 2: Convert to fraction form
    358,971.66/495,373.46 = 197,822.57/x
  3. Step 3: Cross multiply
    358,971.66x = 495,373.46 × 197,822.57
  4. Step 4: Simplify right side
    358,971.66x = 97,996,047,501.01
  5. Step 5: Solve for x
    x = 97,996,047,501.01/358,971.66
  6. Step 6: Final answer
    x = 272,991.04

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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.