Home / 358,979.08-495,401.52-197,844.52

Finding the Fourth Proportional to 358,979.08, 495,401.52 and 197,844.52

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Solution

The fourth proportional to 358,979.08, 495,401.52 and 197,844.52 is: 273,031.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,979.08 : 495,401.52 = 197,844.52 : x
  2. Step 2: Convert to fraction form
    358,979.08/495,401.52 = 197,844.52/x
  3. Step 3: Cross multiply
    358,979.08x = 495,401.52 × 197,844.52
  4. Step 4: Simplify right side
    358,979.08x = 98,012,475,931.67
  5. Step 5: Solve for x
    x = 98,012,475,931.67/358,979.08
  6. Step 6: Final answer
    x = 273,031.16

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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.