Home / 1,450,431.02-2,175,666.58-385,467.73

Finding the Fourth Proportional to 1,450,431.02, 2,175,666.58 and 385,467.73

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Solution

The fourth proportional to 1,450,431.02, 2,175,666.58 and 385,467.73 is: 578,206.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,431.02 : 2,175,666.58 = 385,467.73 : x
  2. Step 2: Convert to fraction form
    1,450,431.02/2,175,666.58 = 385,467.73/x
  3. Step 3: Cross multiply
    1,450,431.02x = 2,175,666.58 × 385,467.73
  4. Step 4: Simplify right side
    1,450,431.02x = 838,649,252,872.13
  5. Step 5: Solve for x
    x = 838,649,252,872.13/1,450,431.02
  6. Step 6: Final answer
    x = 578,206.92

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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.