Home / 1,453,058-2,179,668.84-442,212.80

Finding the Fourth Proportional to 1,453,058, 2,179,668.84 and 442,212.80

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Solution

The fourth proportional to 1,453,058, 2,179,668.84 and 442,212.80 is: 663,344.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,058 : 2,179,668.84 = 442,212.80 : x
  2. Step 2: Convert to fraction form
    1,453,058/2,179,668.84 = 442,212.80/x
  3. Step 3: Cross multiply
    1,453,058x = 2,179,668.84 × 442,212.80
  4. Step 4: Simplify right side
    1,453,058x = 963,877,460,809.15
  5. Step 5: Solve for x
    x = 963,877,460,809.15/1,453,058
  6. Step 6: Final answer
    x = 663,344.11

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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.