Home / 302,400.96-453,083.04-213,495.36

Finding the Fourth Proportional to 302,400.96, 453,083.04 and 213,495.36

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Solution

The fourth proportional to 302,400.96, 453,083.04 and 213,495.36 is: 319,877.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,400.96 : 453,083.04 = 213,495.36 : x
  2. Step 2: Convert to fraction form
    302,400.96/453,083.04 = 213,495.36/x
  3. Step 3: Cross multiply
    302,400.96x = 453,083.04 × 213,495.36
  4. Step 4: Simplify right side
    302,400.96x = 96,731,126,734.69
  5. Step 5: Solve for x
    x = 96,731,126,734.69/302,400.96
  6. Step 6: Final answer
    x = 319,877.05

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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.