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Finding the Fourth Proportional to 424,807.75, 637,211.67 and 175,496.23

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Solution

The fourth proportional to 424,807.75, 637,211.67 and 175,496.23 is: 263,244.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,807.75 : 637,211.67 = 175,496.23 : x
  2. Step 2: Convert to fraction form
    424,807.75/637,211.67 = 175,496.23/x
  3. Step 3: Cross multiply
    424,807.75x = 637,211.67 × 175,496.23
  4. Step 4: Simplify right side
    424,807.75x = 111,828,245,797.00
  5. Step 5: Solve for x
    x = 111,828,245,797.00/424,807.75
  6. Step 6: Final answer
    x = 263,244.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.