Home / 456,070.91-629,313.50-262,405.04

Finding the Fourth Proportional to 456,070.91, 629,313.50 and 262,405.04

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Solution

The fourth proportional to 456,070.91, 629,313.50 and 262,405.04 is: 362,081.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,070.91 : 629,313.50 = 262,405.04 : x
  2. Step 2: Convert to fraction form
    456,070.91/629,313.50 = 262,405.04/x
  3. Step 3: Cross multiply
    456,070.91x = 629,313.50 × 262,405.04
  4. Step 4: Simplify right side
    456,070.91x = 165,135,031,649.49
  5. Step 5: Solve for x
    x = 165,135,031,649.49/456,070.91
  6. Step 6: Final answer
    x = 362,081.93

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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.