Home / 959,046.48-1,438,110.72-453,185.28

Finding the Fourth Proportional to 959,046.48, 1,438,110.72 and 453,185.28

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Solution

The fourth proportional to 959,046.48, 1,438,110.72 and 453,185.28 is: 679,561.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,046.48 : 1,438,110.72 = 453,185.28 : x
  2. Step 2: Convert to fraction form
    959,046.48/1,438,110.72 = 453,185.28/x
  3. Step 3: Cross multiply
    959,046.48x = 1,438,110.72 × 453,185.28
  4. Step 4: Simplify right side
    959,046.48x = 651,730,609,314.20
  5. Step 5: Solve for x
    x = 651,730,609,314.20/959,046.48
  6. Step 6: Final answer
    x = 679,561.03

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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.