Home / 976,493.75-1,464,205.49-302,387.91

Finding the Fourth Proportional to 976,493.75, 1,464,205.49 and 302,387.91

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Solution

The fourth proportional to 976,493.75, 1,464,205.49 and 302,387.91 is: 453,416.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,493.75 : 1,464,205.49 = 302,387.91 : x
  2. Step 2: Convert to fraction form
    976,493.75/1,464,205.49 = 302,387.91/x
  3. Step 3: Cross multiply
    976,493.75x = 1,464,205.49 × 302,387.91
  4. Step 4: Simplify right side
    976,493.75x = 442,758,036,419.69
  5. Step 5: Solve for x
    x = 442,758,036,419.69/976,493.75
  6. Step 6: Final answer
    x = 453,416.15

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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.