Home / 906,289.48-1,359,345.88-275,208.76

Finding the Fourth Proportional to 906,289.48, 1,359,345.88 and 275,208.76

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Solution

The fourth proportional to 906,289.48, 1,359,345.88 and 275,208.76 is: 412,786.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,289.48 : 1,359,345.88 = 275,208.76 : x
  2. Step 2: Convert to fraction form
    906,289.48/1,359,345.88 = 275,208.76/x
  3. Step 3: Cross multiply
    906,289.48x = 1,359,345.88 × 275,208.76
  4. Step 4: Simplify right side
    906,289.48x = 374,103,894,045.91
  5. Step 5: Solve for x
    x = 374,103,894,045.91/906,289.48
  6. Step 6: Final answer
    x = 412,786.31

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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.