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Finding the Fourth Proportional to 250,237.26, 375,730.38 and 216,607.55

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Solution

The fourth proportional to 250,237.26, 375,730.38 and 216,607.55 is: 325,235.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,237.26 : 375,730.38 = 216,607.55 : x
  2. Step 2: Convert to fraction form
    250,237.26/375,730.38 = 216,607.55/x
  3. Step 3: Cross multiply
    250,237.26x = 375,730.38 × 216,607.55
  4. Step 4: Simplify right side
    250,237.26x = 81,386,035,193.72
  5. Step 5: Solve for x
    x = 81,386,035,193.72/250,237.26
  6. Step 6: Final answer
    x = 325,235.48

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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.