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Finding the Fourth Proportional to 452,307.44, 624,155.92 and 248,357.38

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Solution

The fourth proportional to 452,307.44, 624,155.92 and 248,357.38 is: 342,717.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,307.44 : 624,155.92 = 248,357.38 : x
  2. Step 2: Convert to fraction form
    452,307.44/624,155.92 = 248,357.38/x
  3. Step 3: Cross multiply
    452,307.44x = 624,155.92 × 248,357.38
  4. Step 4: Simplify right side
    452,307.44x = 155,013,727,760.90
  5. Step 5: Solve for x
    x = 155,013,727,760.90/452,307.44
  6. Step 6: Final answer
    x = 342,717.62

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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.