Home / 1,267,038.73-1,900,542.03-307,502.23

Finding the Fourth Proportional to 1,267,038.73, 1,900,542.03 and 307,502.23

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Solution

The fourth proportional to 1,267,038.73, 1,900,542.03 and 307,502.23 is: 461,249.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,038.73 : 1,900,542.03 = 307,502.23 : x
  2. Step 2: Convert to fraction form
    1,267,038.73/1,900,542.03 = 307,502.23/x
  3. Step 3: Cross multiply
    1,267,038.73x = 1,900,542.03 × 307,502.23
  4. Step 4: Simplify right side
    1,267,038.73x = 584,420,912,433.73
  5. Step 5: Solve for x
    x = 584,420,912,433.73/1,267,038.73
  6. Step 6: Final answer
    x = 461,249.45

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Double scale
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Similar ratio
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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.