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Finding the Fourth Proportional to 411,074.58, 567,374.43 and 249,895.50

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Solution

The fourth proportional to 411,074.58, 567,374.43 and 249,895.50 is: 344,911.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,074.58 : 567,374.43 = 249,895.50 : x
  2. Step 2: Convert to fraction form
    411,074.58/567,374.43 = 249,895.50/x
  3. Step 3: Cross multiply
    411,074.58x = 567,374.43 × 249,895.50
  4. Step 4: Simplify right side
    411,074.58x = 141,784,316,872.07
  5. Step 5: Solve for x
    x = 141,784,316,872.07/411,074.58
  6. Step 6: Final answer
    x = 344,911.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.