Home / 648,110.70-972,166.05-606,638.70

Finding the Fourth Proportional to 648,110.70, 972,166.05 and 606,638.70

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Solution

The fourth proportional to 648,110.70, 972,166.05 and 606,638.70 is: 909,958.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,110.70 : 972,166.05 = 606,638.70 : x
  2. Step 2: Convert to fraction form
    648,110.70/972,166.05 = 606,638.70/x
  3. Step 3: Cross multiply
    648,110.70x = 972,166.05 × 606,638.70
  4. Step 4: Simplify right side
    648,110.70x = 589,753,548,756.14
  5. Step 5: Solve for x
    x = 589,753,548,756.14/648,110.70
  6. Step 6: Final answer
    x = 909,958.05

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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.