Home / 456,127.29-629,437.10-252,165.24

Finding the Fourth Proportional to 456,127.29, 629,437.10 and 252,165.24

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Solution

The fourth proportional to 456,127.29, 629,437.10 and 252,165.24 is: 347,977.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,127.29 : 629,437.10 = 252,165.24 : x
  2. Step 2: Convert to fraction form
    456,127.29/629,437.10 = 252,165.24/x
  3. Step 3: Cross multiply
    456,127.29x = 629,437.10 × 252,165.24
  4. Step 4: Simplify right side
    456,127.29x = 158,722,156,125.58
  5. Step 5: Solve for x
    x = 158,722,156,125.58/456,127.29
  6. Step 6: Final answer
    x = 347,977.77

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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.