Home / 868,256.70-1,302,579.45-335,730.30

Finding the Fourth Proportional to 868,256.70, 1,302,579.45 and 335,730.30

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Solution

The fourth proportional to 868,256.70, 1,302,579.45 and 335,730.30 is: 503,670.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,256.70 : 1,302,579.45 = 335,730.30 : x
  2. Step 2: Convert to fraction form
    868,256.70/1,302,579.45 = 335,730.30/x
  3. Step 3: Cross multiply
    868,256.70x = 1,302,579.45 × 335,730.30
  4. Step 4: Simplify right side
    868,256.70x = 437,315,389,522.34
  5. Step 5: Solve for x
    x = 437,315,389,522.34/868,256.70
  6. Step 6: Final answer
    x = 503,670.62

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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.