Home / 757,203.61-1,136,020.01-308,246.53

Finding the Fourth Proportional to 757,203.61, 1,136,020.01 and 308,246.53

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Solution

The fourth proportional to 757,203.61, 1,136,020.01 and 308,246.53 is: 462,457.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,203.61 : 1,136,020.01 = 308,246.53 : x
  2. Step 2: Convert to fraction form
    757,203.61/1,136,020.01 = 308,246.53/x
  3. Step 3: Cross multiply
    757,203.61x = 1,136,020.01 × 308,246.53
  4. Step 4: Simplify right side
    757,203.61x = 350,174,221,711.78
  5. Step 5: Solve for x
    x = 350,174,221,711.78/757,203.61
  6. Step 6: Final answer
    x = 462,457.15

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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.