Home / 889,632.46-1,334,488.74-290,630.14

Finding the Fourth Proportional to 889,632.46, 1,334,488.74 and 290,630.14

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Solution

The fourth proportional to 889,632.46, 1,334,488.74 and 290,630.14 is: 435,958.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,632.46 : 1,334,488.74 = 290,630.14 : x
  2. Step 2: Convert to fraction form
    889,632.46/1,334,488.74 = 290,630.14/x
  3. Step 3: Cross multiply
    889,632.46x = 1,334,488.74 × 290,630.14
  4. Step 4: Simplify right side
    889,632.46x = 387,842,649,334.62
  5. Step 5: Solve for x
    x = 387,842,649,334.62/889,632.46
  6. Step 6: Final answer
    x = 435,958.29

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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.