Home / 957,455.68-1,434,962.40-508,391.68

Finding the Fourth Proportional to 957,455.68, 1,434,962.40 and 508,391.68

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Solution

The fourth proportional to 957,455.68, 1,434,962.40 and 508,391.68 is: 761,939.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,455.68 : 1,434,962.40 = 508,391.68 : x
  2. Step 2: Convert to fraction form
    957,455.68/1,434,962.40 = 508,391.68/x
  3. Step 3: Cross multiply
    957,455.68x = 1,434,962.40 × 508,391.68
  4. Step 4: Simplify right side
    957,455.68x = 729,522,945,272.83
  5. Step 5: Solve for x
    x = 729,522,945,272.83/957,455.68
  6. Step 6: Final answer
    x = 761,939.13

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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.