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Finding the Fourth Proportional to 562,395.33, 776,103.35 and 304,271.46

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Solution

The fourth proportional to 562,395.33, 776,103.35 and 304,271.46 is: 419,893.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,395.33 : 776,103.35 = 304,271.46 : x
  2. Step 2: Convert to fraction form
    562,395.33/776,103.35 = 304,271.46/x
  3. Step 3: Cross multiply
    562,395.33x = 776,103.35 × 304,271.46
  4. Step 4: Simplify right side
    562,395.33x = 236,146,097,894.03
  5. Step 5: Solve for x
    x = 236,146,097,894.03/562,395.33
  6. Step 6: Final answer
    x = 419,893.42

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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.