Home / 302,312.48-453,274.32-144,537.44

Finding the Fourth Proportional to 302,312.48, 453,274.32 and 144,537.44

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Solution

The fourth proportional to 302,312.48, 453,274.32 and 144,537.44 is: 216,713.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,312.48 : 453,274.32 = 144,537.44 : x
  2. Step 2: Convert to fraction form
    302,312.48/453,274.32 = 144,537.44/x
  3. Step 3: Cross multiply
    302,312.48x = 453,274.32 × 144,537.44
  4. Step 4: Simplify right side
    302,312.48x = 65,515,109,830.54
  5. Step 5: Solve for x
    x = 65,515,109,830.54/302,312.48
  6. Step 6: Final answer
    x = 216,713.22

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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.