Home / 790,898.37-1,091,548.34-484,920.64

Finding the Fourth Proportional to 790,898.37, 1,091,548.34 and 484,920.64

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Solution

The fourth proportional to 790,898.37, 1,091,548.34 and 484,920.64 is: 669,257.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,898.37 : 1,091,548.34 = 484,920.64 : x
  2. Step 2: Convert to fraction form
    790,898.37/1,091,548.34 = 484,920.64/x
  3. Step 3: Cross multiply
    790,898.37x = 1,091,548.34 × 484,920.64
  4. Step 4: Simplify right side
    790,898.37x = 529,314,319,623.74
  5. Step 5: Solve for x
    x = 529,314,319,623.74/790,898.37
  6. Step 6: Final answer
    x = 669,257.06

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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.