Home / 835,124.04-1,252,682.64-302,520.36

Finding the Fourth Proportional to 835,124.04, 1,252,682.64 and 302,520.36

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Solution

The fourth proportional to 835,124.04, 1,252,682.64 and 302,520.36 is: 453,779.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,124.04 : 1,252,682.64 = 302,520.36 : x
  2. Step 2: Convert to fraction form
    835,124.04/1,252,682.64 = 302,520.36/x
  3. Step 3: Cross multiply
    835,124.04x = 1,252,682.64 × 302,520.36
  4. Step 4: Simplify right side
    835,124.04x = 378,962,003,218.55
  5. Step 5: Solve for x
    x = 378,962,003,218.55/835,124.04
  6. Step 6: Final answer
    x = 453,779.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.