Home / 861,024.48-1,291,733.28-262,070.52

Finding the Fourth Proportional to 861,024.48, 1,291,733.28 and 262,070.52

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Solution

The fourth proportional to 861,024.48, 1,291,733.28 and 262,070.52 is: 393,165.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    861,024.48 : 1,291,733.28 = 262,070.52 : x
  2. Step 2: Convert to fraction form
    861,024.48/1,291,733.28 = 262,070.52/x
  3. Step 3: Cross multiply
    861,024.48x = 1,291,733.28 × 262,070.52
  4. Step 4: Simplify right side
    861,024.48x = 338,525,212,390.91
  5. Step 5: Solve for x
    x = 338,525,212,390.91/861,024.48
  6. Step 6: Final answer
    x = 393,165.61

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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.