Home / 897,202.37-1,238,089.91-509,963.94

Finding the Fourth Proportional to 897,202.37, 1,238,089.91 and 509,963.94

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Solution

The fourth proportional to 897,202.37, 1,238,089.91 and 509,963.94 is: 703,722.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,202.37 : 1,238,089.91 = 509,963.94 : x
  2. Step 2: Convert to fraction form
    897,202.37/1,238,089.91 = 509,963.94/x
  3. Step 3: Cross multiply
    897,202.37x = 1,238,089.91 × 509,963.94
  4. Step 4: Simplify right side
    897,202.37x = 631,381,206,028.03
  5. Step 5: Solve for x
    x = 631,381,206,028.03/897,202.37
  6. Step 6: Final answer
    x = 703,722.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.