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Finding the Fourth Proportional to 407,693.44, 610,849.23 and 249,591.43

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Solution

The fourth proportional to 407,693.44, 610,849.23 and 249,591.43 is: 373,964.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,693.44 : 610,849.23 = 249,591.43 : x
  2. Step 2: Convert to fraction form
    407,693.44/610,849.23 = 249,591.43/x
  3. Step 3: Cross multiply
    407,693.44x = 610,849.23 × 249,591.43
  4. Step 4: Simplify right side
    407,693.44x = 152,462,732,830.10
  5. Step 5: Solve for x
    x = 152,462,732,830.10/407,693.44
  6. Step 6: Final answer
    x = 373,964.16

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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.