Home / 579,749.92-800,063.16-350,275.36

Finding the Fourth Proportional to 579,749.92, 800,063.16 and 350,275.36

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Solution

The fourth proportional to 579,749.92, 800,063.16 and 350,275.36 is: 483,384.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,749.92 : 800,063.16 = 350,275.36 : x
  2. Step 2: Convert to fraction form
    579,749.92/800,063.16 = 350,275.36/x
  3. Step 3: Cross multiply
    579,749.92x = 800,063.16 × 350,275.36
  4. Step 4: Simplify right side
    579,749.92x = 280,242,411,391.74
  5. Step 5: Solve for x
    x = 280,242,411,391.74/579,749.92
  6. Step 6: Final answer
    x = 483,384.99

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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.