Home / 684,974.06-1,023,260.88-493,802.92

Finding the Fourth Proportional to 684,974.06, 1,023,260.88 and 493,802.92

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Solution

The fourth proportional to 684,974.06, 1,023,260.88 and 493,802.92 is: 737,676.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,974.06 : 1,023,260.88 = 493,802.92 : x
  2. Step 2: Convert to fraction form
    684,974.06/1,023,260.88 = 493,802.92/x
  3. Step 3: Cross multiply
    684,974.06x = 1,023,260.88 × 493,802.92
  4. Step 4: Simplify right side
    684,974.06x = 505,289,210,465.77
  5. Step 5: Solve for x
    x = 505,289,210,465.77/684,974.06
  6. Step 6: Final answer
    x = 737,676.42

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.