Home / 456,192.08-629,541.26-262,637.72

Finding the Fourth Proportional to 456,192.08, 629,541.26 and 262,637.72

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Solution

The fourth proportional to 456,192.08, 629,541.26 and 262,637.72 is: 362,437.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,192.08 : 629,541.26 = 262,637.72 : x
  2. Step 2: Convert to fraction form
    456,192.08/629,541.26 = 262,637.72/x
  3. Step 3: Cross multiply
    456,192.08x = 629,541.26 × 262,637.72
  4. Step 4: Simplify right side
    456,192.08x = 165,341,282,417.88
  5. Step 5: Solve for x
    x = 165,341,282,417.88/456,192.08
  6. Step 6: Final answer
    x = 362,437.86

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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.