Home / 792,641.26-1,188,712.10-260,038.18

Finding the Fourth Proportional to 792,641.26, 1,188,712.10 and 260,038.18

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Solution

The fourth proportional to 792,641.26, 1,188,712.10 and 260,038.18 is: 389,975.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,641.26 : 1,188,712.10 = 260,038.18 : x
  2. Step 2: Convert to fraction form
    792,641.26/1,188,712.10 = 260,038.18/x
  3. Step 3: Cross multiply
    792,641.26x = 1,188,712.10 × 260,038.18
  4. Step 4: Simplify right side
    792,641.26x = 309,110,531,027.98
  5. Step 5: Solve for x
    x = 309,110,531,027.98/792,641.26
  6. Step 6: Final answer
    x = 389,975.32

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1.5x scale

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.