Home / 648,841.24-888,897.66-624,582.59

Finding the Fourth Proportional to 648,841.24, 888,897.66 and 624,582.59

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Solution

The fourth proportional to 648,841.24, 888,897.66 and 624,582.59 is: 855,663.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,841.24 : 888,897.66 = 624,582.59 : x
  2. Step 2: Convert to fraction form
    648,841.24/888,897.66 = 624,582.59/x
  3. Step 3: Cross multiply
    648,841.24x = 888,897.66 × 624,582.59
  4. Step 4: Simplify right side
    648,841.24x = 555,189,999,604.83
  5. Step 5: Solve for x
    x = 555,189,999,604.83/648,841.24
  6. Step 6: Final answer
    x = 855,663.87

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.