Home / 358,688.08-495,002.24-197,555.40

Finding the Fourth Proportional to 358,688.08, 495,002.24 and 197,555.40

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Solution

The fourth proportional to 358,688.08, 495,002.24 and 197,555.40 is: 272,633.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,688.08 : 495,002.24 = 197,555.40 : x
  2. Step 2: Convert to fraction form
    358,688.08/495,002.24 = 197,555.40/x
  3. Step 3: Cross multiply
    358,688.08x = 495,002.24 × 197,555.40
  4. Step 4: Simplify right side
    358,688.08x = 97,790,365,524.10
  5. Step 5: Solve for x
    x = 97,790,365,524.10/358,688.08
  6. Step 6: Final answer
    x = 272,633.44

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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.