Home / 1,450,437.77-2,175,676.71-385,474.48

Finding the Fourth Proportional to 1,450,437.77, 2,175,676.71 and 385,474.48

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Solution

The fourth proportional to 1,450,437.77, 2,175,676.71 and 385,474.48 is: 578,217.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,437.77 : 2,175,676.71 = 385,474.48 : x
  2. Step 2: Convert to fraction form
    1,450,437.77/2,175,676.71 = 385,474.48/x
  3. Step 3: Cross multiply
    1,450,437.77x = 2,175,676.71 × 385,474.48
  4. Step 4: Simplify right side
    1,450,437.77x = 838,667,841,550.64
  5. Step 5: Solve for x
    x = 838,667,841,550.64/1,450,437.77
  6. Step 6: Final answer
    x = 578,217.04

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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.