Home / 792,566.75-1,188,545.65-286,978.14

Finding the Fourth Proportional to 792,566.75, 1,188,545.65 and 286,978.14

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Solution

The fourth proportional to 792,566.75, 1,188,545.65 and 286,978.14 is: 430,356.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,566.75 : 1,188,545.65 = 286,978.14 : x
  2. Step 2: Convert to fraction form
    792,566.75/1,188,545.65 = 286,978.14/x
  3. Step 3: Cross multiply
    792,566.75x = 1,188,545.65 × 286,978.14
  4. Step 4: Simplify right side
    792,566.75x = 341,086,620,838.90
  5. Step 5: Solve for x
    x = 341,086,620,838.90/792,566.75
  6. Step 6: Final answer
    x = 430,356.96

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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.