Home / 1,108,938.06-1,663,161.93-310,004.82

Finding the Fourth Proportional to 1,108,938.06, 1,663,161.93 and 310,004.82

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Solution

The fourth proportional to 1,108,938.06, 1,663,161.93 and 310,004.82 is: 464,938.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,938.06 : 1,663,161.93 = 310,004.82 : x
  2. Step 2: Convert to fraction form
    1,108,938.06/1,663,161.93 = 310,004.82/x
  3. Step 3: Cross multiply
    1,108,938.06x = 1,663,161.93 × 310,004.82
  4. Step 4: Simplify right side
    1,108,938.06x = 515,588,214,740.50
  5. Step 5: Solve for x
    x = 515,588,214,740.50/1,108,938.06
  6. Step 6: Final answer
    x = 464,938.70

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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.