Home / 358,931.59-495,345.08-205,968.52

Finding the Fourth Proportional to 358,931.59, 495,345.08 and 205,968.52

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Solution

The fourth proportional to 358,931.59, 495,345.08 and 205,968.52 is: 284,247.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,931.59 : 495,345.08 = 205,968.52 : x
  2. Step 2: Convert to fraction form
    358,931.59/495,345.08 = 205,968.52/x
  3. Step 3: Cross multiply
    358,931.59x = 495,345.08 × 205,968.52
  4. Step 4: Simplify right side
    358,931.59x = 102,025,489,510.31
  5. Step 5: Solve for x
    x = 102,025,489,510.31/358,931.59
  6. Step 6: Final answer
    x = 284,247.73

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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.