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Finding the Fourth Proportional to 536,968.07, 740,996.96 and 295,248.95

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Solution

The fourth proportional to 536,968.07, 740,996.96 and 295,248.95 is: 407,433.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,968.07 : 740,996.96 = 295,248.95 : x
  2. Step 2: Convert to fraction form
    536,968.07/740,996.96 = 295,248.95/x
  3. Step 3: Cross multiply
    536,968.07x = 740,996.96 × 295,248.95
  4. Step 4: Simplify right side
    536,968.07x = 218,778,570,688.21
  5. Step 5: Solve for x
    x = 218,778,570,688.21/536,968.07
  6. Step 6: Final answer
    x = 407,433.11

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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.