Home / 454,328.63-626,977.76-250,387.01

Finding the Fourth Proportional to 454,328.63, 626,977.76 and 250,387.01

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Solution

The fourth proportional to 454,328.63, 626,977.76 and 250,387.01 is: 345,536.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,328.63 : 626,977.76 = 250,387.01 : x
  2. Step 2: Convert to fraction form
    454,328.63/626,977.76 = 250,387.01/x
  3. Step 3: Cross multiply
    454,328.63x = 626,977.76 × 250,387.01
  4. Step 4: Simplify right side
    454,328.63x = 156,987,082,276.07
  5. Step 5: Solve for x
    x = 156,987,082,276.07/454,328.63
  6. Step 6: Final answer
    x = 345,536.41

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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.