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Finding the Fourth Proportional to 562,846.46, 776,722.67 and 304,716.80

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Solution

The fourth proportional to 562,846.46, 776,722.67 and 304,716.80 is: 420,506.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,846.46 : 776,722.67 = 304,716.80 : x
  2. Step 2: Convert to fraction form
    562,846.46/776,722.67 = 304,716.80/x
  3. Step 3: Cross multiply
    562,846.46x = 776,722.67 × 304,716.80
  4. Step 4: Simplify right side
    562,846.46x = 236,680,448,050.77
  5. Step 5: Solve for x
    x = 236,680,448,050.77/562,846.46
  6. Step 6: Final answer
    x = 420,506.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.