Home / 358,760.02-495,089.40-197,615.65

Finding the Fourth Proportional to 358,760.02, 495,089.40 and 197,615.65

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Solution

The fourth proportional to 358,760.02, 495,089.40 and 197,615.65 is: 272,709.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,760.02 : 495,089.40 = 197,615.65 : x
  2. Step 2: Convert to fraction form
    358,760.02/495,089.40 = 197,615.65/x
  3. Step 3: Cross multiply
    358,760.02x = 495,089.40 × 197,615.65
  4. Step 4: Simplify right side
    358,760.02x = 97,837,413,589.11
  5. Step 5: Solve for x
    x = 97,837,413,589.11/358,760.02
  6. Step 6: Final answer
    x = 272,709.91

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1.5x scale

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.