Home / 697,343.38-1,045,438.58-264,971.34

Finding the Fourth Proportional to 697,343.38, 1,045,438.58 and 264,971.34

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Solution

The fourth proportional to 697,343.38, 1,045,438.58 and 264,971.34 is: 397,237.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,343.38 : 1,045,438.58 = 264,971.34 : x
  2. Step 2: Convert to fraction form
    697,343.38/1,045,438.58 = 264,971.34/x
  3. Step 3: Cross multiply
    697,343.38x = 1,045,438.58 × 264,971.34
  4. Step 4: Simplify right side
    697,343.38x = 277,011,261,430.30
  5. Step 5: Solve for x
    x = 277,011,261,430.30/697,343.38
  6. Step 6: Final answer
    x = 397,237.96

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1.5x scale

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.