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Finding the Fourth Proportional to 589,970.80, 885,612.30 and 365,584.60

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Solution

The fourth proportional to 589,970.80, 885,612.30 and 365,584.60 is: 548,783.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,970.80 : 885,612.30 = 365,584.60 : x
  2. Step 2: Convert to fraction form
    589,970.80/885,612.30 = 365,584.60/x
  3. Step 3: Cross multiply
    589,970.80x = 885,612.30 × 365,584.60
  4. Step 4: Simplify right side
    589,970.80x = 323,766,218,450.58
  5. Step 5: Solve for x
    x = 323,766,218,450.58/589,970.80
  6. Step 6: Final answer
    x = 548,783.46

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1.5x scale

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.