Home / 358,946.45-495,349.43-197,807.25

Finding the Fourth Proportional to 358,946.45, 495,349.43 and 197,807.25

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Solution

The fourth proportional to 358,946.45, 495,349.43 and 197,807.25 is: 272,975.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,946.45 : 495,349.43 = 197,807.25 : x
  2. Step 2: Convert to fraction form
    358,946.45/495,349.43 = 197,807.25/x
  3. Step 3: Cross multiply
    358,946.45x = 495,349.43 × 197,807.25
  4. Step 4: Simplify right side
    358,946.45x = 97,983,707,548.33
  5. Step 5: Solve for x
    x = 97,983,707,548.33/358,946.45
  6. Step 6: Final answer
    x = 272,975.84

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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.