Home / 860,109.98-1,186,982.24-472,954.88

Finding the Fourth Proportional to 860,109.98, 1,186,982.24 and 472,954.88

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Solution

The fourth proportional to 860,109.98, 1,186,982.24 and 472,954.88 is: 652,694.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    860,109.98 : 1,186,982.24 = 472,954.88 : x
  2. Step 2: Convert to fraction form
    860,109.98/1,186,982.24 = 472,954.88/x
  3. Step 3: Cross multiply
    860,109.98x = 1,186,982.24 × 472,954.88
  4. Step 4: Simplify right side
    860,109.98x = 561,389,042,881.33
  5. Step 5: Solve for x
    x = 561,389,042,881.33/860,109.98
  6. Step 6: Final answer
    x = 652,694.49

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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.