Home / 807,235.60-1,212,019.80-608,947.60

Finding the Fourth Proportional to 807,235.60, 1,212,019.80 and 608,947.60

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Solution

The fourth proportional to 807,235.60, 1,212,019.80 and 608,947.60 is: 914,301.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,235.60 : 1,212,019.80 = 608,947.60 : x
  2. Step 2: Convert to fraction form
    807,235.60/1,212,019.80 = 608,947.60/x
  3. Step 3: Cross multiply
    807,235.60x = 1,212,019.80 × 608,947.60
  4. Step 4: Simplify right side
    807,235.60x = 738,056,548,362.48
  5. Step 5: Solve for x
    x = 738,056,548,362.48/807,235.60
  6. Step 6: Final answer
    x = 914,301.29

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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.