Home / 774,474.83-1,161,392.47-336,323.04

Finding the Fourth Proportional to 774,474.83, 1,161,392.47 and 336,323.04

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Solution

The fourth proportional to 774,474.83, 1,161,392.47 and 336,323.04 is: 504,345.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,474.83 : 1,161,392.47 = 336,323.04 : x
  2. Step 2: Convert to fraction form
    774,474.83/1,161,392.47 = 336,323.04/x
  3. Step 3: Cross multiply
    774,474.83x = 1,161,392.47 × 336,323.04
  4. Step 4: Simplify right side
    774,474.83x = 390,603,049,657.92
  5. Step 5: Solve for x
    x = 390,603,049,657.92/774,474.83
  6. Step 6: Final answer
    x = 504,345.70

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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.