Home / 456,179.29-629,516.28-252,225.03

Finding the Fourth Proportional to 456,179.29, 629,516.28 and 252,225.03

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Solution

The fourth proportional to 456,179.29, 629,516.28 and 252,225.03 is: 348,064.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,179.29 : 629,516.28 = 252,225.03 : x
  2. Step 2: Convert to fraction form
    456,179.29/629,516.28 = 252,225.03/x
  3. Step 3: Cross multiply
    456,179.29x = 629,516.28 × 252,225.03
  4. Step 4: Simplify right side
    456,179.29x = 158,779,762,608.49
  5. Step 5: Solve for x
    x = 158,779,762,608.49/456,179.29
  6. Step 6: Final answer
    x = 348,064.38

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1.5x scale

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.