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Finding the Fourth Proportional to 375,662.36, 563,618.09 and 249,798.03

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Solution

The fourth proportional to 375,662.36, 563,618.09 and 249,798.03 is: 374,779.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,662.36 : 563,618.09 = 249,798.03 : x
  2. Step 2: Convert to fraction form
    375,662.36/563,618.09 = 249,798.03/x
  3. Step 3: Cross multiply
    375,662.36x = 563,618.09 × 249,798.03
  4. Step 4: Simplify right side
    375,662.36x = 140,790,688,672.96
  5. Step 5: Solve for x
    x = 140,790,688,672.96/375,662.36
  6. Step 6: Final answer
    x = 374,779.87

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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.