Home / 850,065.68-1,274,506.67-376,494.32

Finding the Fourth Proportional to 850,065.68, 1,274,506.67 and 376,494.32

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Solution

The fourth proportional to 850,065.68, 1,274,506.67 and 376,494.32 is: 564,479.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,065.68 : 1,274,506.67 = 376,494.32 : x
  2. Step 2: Convert to fraction form
    850,065.68/1,274,506.67 = 376,494.32/x
  3. Step 3: Cross multiply
    850,065.68x = 1,274,506.67 × 376,494.32
  4. Step 4: Simplify right side
    850,065.68x = 479,844,513,802.11
  5. Step 5: Solve for x
    x = 479,844,513,802.11/850,065.68
  6. Step 6: Final answer
    x = 564,479.34

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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.