Home / 562,936.84-776,854.02-304,816.60

Finding the Fourth Proportional to 562,936.84, 776,854.02 and 304,816.60

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Solution

The fourth proportional to 562,936.84, 776,854.02 and 304,816.60 is: 420,647.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,936.84 : 776,854.02 = 304,816.60 : x
  2. Step 2: Convert to fraction form
    562,936.84/776,854.02 = 304,816.60/x
  3. Step 3: Cross multiply
    562,936.84x = 776,854.02 × 304,816.60
  4. Step 4: Simplify right side
    562,936.84x = 236,798,001,072.73
  5. Step 5: Solve for x
    x = 236,798,001,072.73/562,936.84
  6. Step 6: Final answer
    x = 420,647.55

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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.