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Finding the Fourth Proportional to 358,741, 495,062.58 and 207,925.48

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Solution

The fourth proportional to 358,741, 495,062.58 and 207,925.48 is: 286,937.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,741 : 495,062.58 = 207,925.48 : x
  2. Step 2: Convert to fraction form
    358,741/495,062.58 = 207,925.48/x
  3. Step 3: Cross multiply
    358,741x = 495,062.58 × 207,925.48
  4. Step 4: Simplify right side
    358,741x = 102,936,124,576.54
  5. Step 5: Solve for x
    x = 102,936,124,576.54/358,741
  6. Step 6: Final answer
    x = 286,937.16

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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.