Home / 1,041,291.45-1,561,871.57-331,828.65

Finding the Fourth Proportional to 1,041,291.45, 1,561,871.57 and 331,828.65

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Solution

The fourth proportional to 1,041,291.45, 1,561,871.57 and 331,828.65 is: 497,722.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041,291.45 : 1,561,871.57 = 331,828.65 : x
  2. Step 2: Convert to fraction form
    1,041,291.45/1,561,871.57 = 331,828.65/x
  3. Step 3: Cross multiply
    1,041,291.45x = 1,561,871.57 × 331,828.65
  4. Step 4: Simplify right side
    1,041,291.45x = 518,273,732,887.34
  5. Step 5: Solve for x
    x = 518,273,732,887.34/1,041,291.45
  6. Step 6: Final answer
    x = 497,722.07

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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.