Home / 946,202.87-1,305,748.49-538,303.78

Finding the Fourth Proportional to 946,202.87, 1,305,748.49 and 538,303.78

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Solution

The fourth proportional to 946,202.87, 1,305,748.49 and 538,303.78 is: 742,852.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,202.87 : 1,305,748.49 = 538,303.78 : x
  2. Step 2: Convert to fraction form
    946,202.87/1,305,748.49 = 538,303.78/x
  3. Step 3: Cross multiply
    946,202.87x = 1,305,748.49 × 538,303.78
  4. Step 4: Simplify right side
    946,202.87x = 702,889,349,864.92
  5. Step 5: Solve for x
    x = 702,889,349,864.92/946,202.87
  6. Step 6: Final answer
    x = 742,852.69

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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.