Home / 476,075.99-656,984.87-272,131.33

Finding the Fourth Proportional to 476,075.99, 656,984.87 and 272,131.33

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Solution

The fourth proportional to 476,075.99, 656,984.87 and 272,131.33 is: 375,541.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,075.99 : 656,984.87 = 272,131.33 : x
  2. Step 2: Convert to fraction form
    476,075.99/656,984.87 = 272,131.33/x
  3. Step 3: Cross multiply
    476,075.99x = 656,984.87 × 272,131.33
  4. Step 4: Simplify right side
    476,075.99x = 178,786,167,242.94
  5. Step 5: Solve for x
    x = 178,786,167,242.94/476,075.99
  6. Step 6: Final answer
    x = 375,541.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.