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Finding the Fourth Proportional to 589,899.54, 814,130.48 and 335,289

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Solution

The fourth proportional to 589,899.54, 814,130.48 and 335,289 is: 462,738.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,899.54 : 814,130.48 = 335,289 : x
  2. Step 2: Convert to fraction form
    589,899.54/814,130.48 = 335,289/x
  3. Step 3: Cross multiply
    589,899.54x = 814,130.48 × 335,289
  4. Step 4: Simplify right side
    589,899.54x = 272,968,994,508.72
  5. Step 5: Solve for x
    x = 272,968,994,508.72/589,899.54
  6. Step 6: Final answer
    x = 462,738.10

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1.5x scale

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.