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Finding the Fourth Proportional to 250,438.36, 375,657.58 and 151,735

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Solution

The fourth proportional to 250,438.36, 375,657.58 and 151,735 is: 227,602.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,438.36 : 375,657.58 = 151,735 : x
  2. Step 2: Convert to fraction form
    250,438.36/375,657.58 = 151,735/x
  3. Step 3: Cross multiply
    250,438.36x = 375,657.58 × 151,735
  4. Step 4: Simplify right side
    250,438.36x = 57,000,402,901.30
  5. Step 5: Solve for x
    x = 57,000,402,901.30/250,438.36
  6. Step 6: Final answer
    x = 227,602.52

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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.