Home / 957,447.90-1,434,950.78-508,383.90

Finding the Fourth Proportional to 957,447.90, 1,434,950.78 and 508,383.90

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Solution

The fourth proportional to 957,447.90, 1,434,950.78 and 508,383.90 is: 761,927.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,447.90 : 1,434,950.78 = 508,383.90 : x
  2. Step 2: Convert to fraction form
    957,447.90/1,434,950.78 = 508,383.90/x
  3. Step 3: Cross multiply
    957,447.90x = 1,434,950.78 × 508,383.90
  4. Step 4: Simplify right side
    957,447.90x = 729,505,871,302.52
  5. Step 5: Solve for x
    x = 729,505,871,302.52/957,447.90
  6. Step 6: Final answer
    x = 761,927.49

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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.