Home / 1,493,136.57-2,239,713.08-371,205.57

Finding the Fourth Proportional to 1,493,136.57, 2,239,713.08 and 371,205.57

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Solution

The fourth proportional to 1,493,136.57, 2,239,713.08 and 371,205.57 is: 556,810.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493,136.57 : 2,239,713.08 = 371,205.57 : x
  2. Step 2: Convert to fraction form
    1,493,136.57/2,239,713.08 = 371,205.57/x
  3. Step 3: Cross multiply
    1,493,136.57x = 2,239,713.08 × 371,205.57
  4. Step 4: Simplify right side
    1,493,136.57x = 831,393,968,641.83
  5. Step 5: Solve for x
    x = 831,393,968,641.83/1,493,136.57
  6. Step 6: Final answer
    x = 556,810.40

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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.