Home / 589,118.17-812,933.14-330,974.89

Finding the Fourth Proportional to 589,118.17, 812,933.14 and 330,974.89

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Solution

The fourth proportional to 589,118.17, 812,933.14 and 330,974.89 is: 456,717.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,118.17 : 812,933.14 = 330,974.89 : x
  2. Step 2: Convert to fraction form
    589,118.17/812,933.14 = 330,974.89/x
  3. Step 3: Cross multiply
    589,118.17x = 812,933.14 × 330,974.89
  4. Step 4: Simplify right side
    589,118.17x = 269,060,456,588.86
  5. Step 5: Solve for x
    x = 269,060,456,588.86/589,118.17
  6. Step 6: Final answer
    x = 456,717.29

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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.