Home / 684,975.06-1,023,262.38-493,803.92

Finding the Fourth Proportional to 684,975.06, 1,023,262.38 and 493,803.92

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Solution

The fourth proportional to 684,975.06, 1,023,262.38 and 493,803.92 is: 737,677.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,975.06 : 1,023,262.38 = 493,803.92 : x
  2. Step 2: Convert to fraction form
    684,975.06/1,023,262.38 = 493,803.92/x
  3. Step 3: Cross multiply
    684,975.06x = 1,023,262.38 × 493,803.92
  4. Step 4: Simplify right side
    684,975.06x = 505,290,974,432.53
  5. Step 5: Solve for x
    x = 505,290,974,432.53/684,975.06
  6. Step 6: Final answer
    x = 737,677.92

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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.