Home / 889,247.91-1,334,084.09-290,210.18

Finding the Fourth Proportional to 889,247.91, 1,334,084.09 and 290,210.18

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Solution

The fourth proportional to 889,247.91, 1,334,084.09 and 290,210.18 is: 435,384.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,247.91 : 1,334,084.09 = 290,210.18 : x
  2. Step 2: Convert to fraction form
    889,247.91/1,334,084.09 = 290,210.18/x
  3. Step 3: Cross multiply
    889,247.91x = 1,334,084.09 × 290,210.18
  4. Step 4: Simplify right side
    889,247.91x = 387,164,785,778.20
  5. Step 5: Solve for x
    x = 387,164,785,778.20/889,247.91
  6. Step 6: Final answer
    x = 435,384.53

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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.