Home / 958,464.48-1,322,682.36-528,743.76

Finding the Fourth Proportional to 958,464.48, 1,322,682.36 and 528,743.76

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Solution

The fourth proportional to 958,464.48, 1,322,682.36 and 528,743.76 is: 729,667.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,464.48 : 1,322,682.36 = 528,743.76 : x
  2. Step 2: Convert to fraction form
    958,464.48/1,322,682.36 = 528,743.76/x
  3. Step 3: Cross multiply
    958,464.48x = 1,322,682.36 × 528,743.76
  4. Step 4: Simplify right side
    958,464.48x = 699,360,044,312.07
  5. Step 5: Solve for x
    x = 699,360,044,312.07/958,464.48
  6. Step 6: Final answer
    x = 729,667.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.