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Finding the Fourth Proportional to 793,437.12, 1,190,098.08 and 260,952

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Solution

The fourth proportional to 793,437.12, 1,190,098.08 and 260,952 is: 391,409.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,437.12 : 1,190,098.08 = 260,952 : x
  2. Step 2: Convert to fraction form
    793,437.12/1,190,098.08 = 260,952/x
  3. Step 3: Cross multiply
    793,437.12x = 1,190,098.08 × 260,952
  4. Step 4: Simplify right side
    793,437.12x = 310,558,474,172.16
  5. Step 5: Solve for x
    x = 310,558,474,172.16/793,437.12
  6. Step 6: Final answer
    x = 391,409.06

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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.