Home / 443,222.34-615,776.06-437,907.92

Finding the Fourth Proportional to 443,222.34, 615,776.06 and 437,907.92

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Solution

The fourth proportional to 443,222.34, 615,776.06 and 437,907.92 is: 608,392.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,222.34 : 615,776.06 = 437,907.92 : x
  2. Step 2: Convert to fraction form
    443,222.34/615,776.06 = 437,907.92/x
  3. Step 3: Cross multiply
    443,222.34x = 615,776.06 × 437,907.92
  4. Step 4: Simplify right side
    443,222.34x = 269,653,213,620.40
  5. Step 5: Solve for x
    x = 269,653,213,620.40/443,222.34
  6. Step 6: Final answer
    x = 608,392.65

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.