Home / 626,561.13-940,044.10-289,822.68

Finding the Fourth Proportional to 626,561.13, 940,044.10 and 289,822.68

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Solution

The fourth proportional to 626,561.13, 940,044.10 and 289,822.68 is: 434,827.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,561.13 : 940,044.10 = 289,822.68 : x
  2. Step 2: Convert to fraction form
    626,561.13/940,044.10 = 289,822.68/x
  3. Step 3: Cross multiply
    626,561.13x = 940,044.10 × 289,822.68
  4. Step 4: Simplify right side
    626,561.13x = 272,446,100,380.19
  5. Step 5: Solve for x
    x = 272,446,100,380.19/626,561.13
  6. Step 6: Final answer
    x = 434,827.64

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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.