Home / 453,741.75-626,174.55-272,461.32

Finding the Fourth Proportional to 453,741.75, 626,174.55 and 272,461.32

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Solution

The fourth proportional to 453,741.75, 626,174.55 and 272,461.32 is: 376,003.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,741.75 : 626,174.55 = 272,461.32 : x
  2. Step 2: Convert to fraction form
    453,741.75/626,174.55 = 272,461.32/x
  3. Step 3: Cross multiply
    453,741.75x = 626,174.55 × 272,461.32
  4. Step 4: Simplify right side
    453,741.75x = 170,608,344,443.41
  5. Step 5: Solve for x
    x = 170,608,344,443.41/453,741.75
  6. Step 6: Final answer
    x = 376,003.19

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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.