Home / 1,267,085.23-1,900,611.89-307,548.85

Finding the Fourth Proportional to 1,267,085.23, 1,900,611.89 and 307,548.85

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Solution

The fourth proportional to 1,267,085.23, 1,900,611.89 and 307,548.85 is: 461,319.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,085.23 : 1,900,611.89 = 307,548.85 : x
  2. Step 2: Convert to fraction form
    1,267,085.23/1,900,611.89 = 307,548.85/x
  3. Step 3: Cross multiply
    1,267,085.23x = 1,900,611.89 × 307,548.85
  4. Step 4: Simplify right side
    1,267,085.23x = 584,531,001,223.47
  5. Step 5: Solve for x
    x = 584,531,001,223.47/1,267,085.23
  6. Step 6: Final answer
    x = 461,319.40

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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.