Home / 684,623.80-1,024,967.40-605,891.80

Finding the Fourth Proportional to 684,623.80, 1,024,967.40 and 605,891.80

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Solution

The fourth proportional to 684,623.80, 1,024,967.40 and 605,891.80 is: 907,095.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,623.80 : 1,024,967.40 = 605,891.80 : x
  2. Step 2: Convert to fraction form
    684,623.80/1,024,967.40 = 605,891.80/x
  3. Step 3: Cross multiply
    684,623.80x = 1,024,967.40 × 605,891.80
  4. Step 4: Simplify right side
    684,623.80x = 621,019,342,927.32
  5. Step 5: Solve for x
    x = 621,019,342,927.32/684,623.80
  6. Step 6: Final answer
    x = 907,095.76

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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.