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Finding the Fourth Proportional to 250,547.56, 375,427.16 and 193,760.48

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Solution

The fourth proportional to 250,547.56, 375,427.16 and 193,760.48 is: 290,335.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,547.56 : 375,427.16 = 193,760.48 : x
  2. Step 2: Convert to fraction form
    250,547.56/375,427.16 = 193,760.48/x
  3. Step 3: Cross multiply
    250,547.56x = 375,427.16 × 193,760.48
  4. Step 4: Simplify right side
    250,547.56x = 72,742,946,726.64
  5. Step 5: Solve for x
    x = 72,742,946,726.64/250,547.56
  6. Step 6: Final answer
    x = 290,335.88

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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.