Home / 652,644.05-979,018.40-248,030.09

Finding the Fourth Proportional to 652,644.05, 979,018.40 and 248,030.09

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Solution

The fourth proportional to 652,644.05, 979,018.40 and 248,030.09 is: 372,065.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,644.05 : 979,018.40 = 248,030.09 : x
  2. Step 2: Convert to fraction form
    652,644.05/979,018.40 = 248,030.09/x
  3. Step 3: Cross multiply
    652,644.05x = 979,018.40 × 248,030.09
  4. Step 4: Simplify right side
    652,644.05x = 242,826,023,071.05
  5. Step 5: Solve for x
    x = 242,826,023,071.05/652,644.05
  6. Step 6: Final answer
    x = 372,065.03

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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.