Home / 976,495.75-1,464,208.48-302,389.91

Finding the Fourth Proportional to 976,495.75, 1,464,208.48 and 302,389.91

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Solution

The fourth proportional to 976,495.75, 1,464,208.48 and 302,389.91 is: 453,419.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,495.75 : 1,464,208.48 = 302,389.91 : x
  2. Step 2: Convert to fraction form
    976,495.75/1,464,208.48 = 302,389.91/x
  3. Step 3: Cross multiply
    976,495.75x = 1,464,208.48 × 302,389.91
  4. Step 4: Simplify right side
    976,495.75x = 442,761,870,488.44
  5. Step 5: Solve for x
    x = 442,761,870,488.44/976,495.75
  6. Step 6: Final answer
    x = 453,419.15

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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.