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Finding the Fourth Proportional to 559,106.20, 837,019.05 and 501,391.27

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Solution

The fourth proportional to 559,106.20, 837,019.05 and 501,391.27 is: 750,615.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,106.20 : 837,019.05 = 501,391.27 : x
  2. Step 2: Convert to fraction form
    559,106.20/837,019.05 = 501,391.27/x
  3. Step 3: Cross multiply
    559,106.20x = 837,019.05 × 501,391.27
  4. Step 4: Simplify right side
    559,106.20x = 419,674,044,493.69
  5. Step 5: Solve for x
    x = 419,674,044,493.69/559,106.20
  6. Step 6: Final answer
    x = 750,615.97

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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.