Home / 494,509.38-742,068.64-194,938.98

Finding the Fourth Proportional to 494,509.38, 742,068.64 and 194,938.98

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Solution

The fourth proportional to 494,509.38, 742,068.64 and 194,938.98 is: 292,528.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,509.38 : 742,068.64 = 194,938.98 : x
  2. Step 2: Convert to fraction form
    494,509.38/742,068.64 = 194,938.98/x
  3. Step 3: Cross multiply
    494,509.38x = 742,068.64 × 194,938.98
  4. Step 4: Simplify right side
    494,509.38x = 144,658,103,771.59
  5. Step 5: Solve for x
    x = 144,658,103,771.59/494,509.38
  6. Step 6: Final answer
    x = 292,528.53

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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.