Home / 889,527.06-1,334,372.61-290,491.35

Finding the Fourth Proportional to 889,527.06, 1,334,372.61 and 290,491.35

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Solution

The fourth proportional to 889,527.06, 1,334,372.61 and 290,491.35 is: 435,763.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,527.06 : 1,334,372.61 = 290,491.35 : x
  2. Step 2: Convert to fraction form
    889,527.06/1,334,372.61 = 290,491.35/x
  3. Step 3: Cross multiply
    889,527.06x = 1,334,372.61 × 290,491.35
  4. Step 4: Simplify right side
    889,527.06x = 387,623,700,881.92
  5. Step 5: Solve for x
    x = 387,623,700,881.92/889,527.06
  6. Step 6: Final answer
    x = 435,763.81

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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.