Home / 358,727.40-495,047.16-197,583.03

Finding the Fourth Proportional to 358,727.40, 495,047.16 and 197,583.03

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Solution

The fourth proportional to 358,727.40, 495,047.16 and 197,583.03 is: 272,666.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,727.40 : 495,047.16 = 197,583.03 : x
  2. Step 2: Convert to fraction form
    358,727.40/495,047.16 = 197,583.03/x
  3. Step 3: Cross multiply
    358,727.40x = 495,047.16 × 197,583.03
  4. Step 4: Simplify right side
    358,727.40x = 97,812,917,865.69
  5. Step 5: Solve for x
    x = 97,812,917,865.69/358,727.40
  6. Step 6: Final answer
    x = 272,666.43

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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.