Home / 430,944.84-646,367.82-164,699.44

Finding the Fourth Proportional to 430,944.84, 646,367.82 and 164,699.44

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Solution

The fourth proportional to 430,944.84, 646,367.82 and 164,699.44 is: 247,030.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,944.84 : 646,367.82 = 164,699.44 : x
  2. Step 2: Convert to fraction form
    430,944.84/646,367.82 = 164,699.44/x
  3. Step 3: Cross multiply
    430,944.84x = 646,367.82 × 164,699.44
  4. Step 4: Simplify right side
    430,944.84x = 106,456,417,988.02
  5. Step 5: Solve for x
    x = 106,456,417,988.02/430,944.84
  6. Step 6: Final answer
    x = 247,030.26

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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.