Home / 822,065.62-1,233,070.63-289,572.73

Finding the Fourth Proportional to 822,065.62, 1,233,070.63 and 289,572.73

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Solution

The fourth proportional to 822,065.62, 1,233,070.63 and 289,572.73 is: 434,349.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,065.62 : 1,233,070.63 = 289,572.73 : x
  2. Step 2: Convert to fraction form
    822,065.62/1,233,070.63 = 289,572.73/x
  3. Step 3: Cross multiply
    822,065.62x = 1,233,070.63 × 289,572.73
  4. Step 4: Simplify right side
    822,065.62x = 357,063,628,611.92
  5. Step 5: Solve for x
    x = 357,063,628,611.92/822,065.62
  6. Step 6: Final answer
    x = 434,349.30

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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.