Home / 867,717.82-1,301,614.40-268,690.42

Finding the Fourth Proportional to 867,717.82, 1,301,614.40 and 268,690.42

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Solution

The fourth proportional to 867,717.82, 1,301,614.40 and 268,690.42 is: 403,047.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,717.82 : 1,301,614.40 = 268,690.42 : x
  2. Step 2: Convert to fraction form
    867,717.82/1,301,614.40 = 268,690.42/x
  3. Step 3: Cross multiply
    867,717.82x = 1,301,614.40 × 268,690.42
  4. Step 4: Simplify right side
    867,717.82x = 349,731,319,814.05
  5. Step 5: Solve for x
    x = 349,731,319,814.05/867,717.82
  6. Step 6: Final answer
    x = 403,047.29

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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.