Home / 1,141,662-1,712,594.15-300,213.75

Finding the Fourth Proportional to 1,141,662, 1,712,594.15 and 300,213.75

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Solution

The fourth proportional to 1,141,662, 1,712,594.15 and 300,213.75 is: 450,347.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,662 : 1,712,594.15 = 300,213.75 : x
  2. Step 2: Convert to fraction form
    1,141,662/1,712,594.15 = 300,213.75/x
  3. Step 3: Cross multiply
    1,141,662x = 1,712,594.15 × 300,213.75
  4. Step 4: Simplify right side
    1,141,662x = 514,144,311,624.30
  5. Step 5: Solve for x
    x = 514,144,311,624.30/1,141,662
  6. Step 6: Final answer
    x = 450,347.22

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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.