Home / 598,127.06-897,564.08-398,587.46

Finding the Fourth Proportional to 598,127.06, 897,564.08 and 398,587.46

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Solution

The fourth proportional to 598,127.06, 897,564.08 and 398,587.46 is: 598,130.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,127.06 : 897,564.08 = 398,587.46 : x
  2. Step 2: Convert to fraction form
    598,127.06/897,564.08 = 398,587.46/x
  3. Step 3: Cross multiply
    598,127.06x = 897,564.08 × 398,587.46
  4. Step 4: Simplify right side
    598,127.06x = 357,757,783,343.09
  5. Step 5: Solve for x
    x = 357,757,783,343.09/598,127.06
  6. Step 6: Final answer
    x = 598,130.07

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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.