Home / 803,467.47-1,108,782.04-440,897.39

Finding the Fourth Proportional to 803,467.47, 1,108,782.04 and 440,897.39

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Solution

The fourth proportional to 803,467.47, 1,108,782.04 and 440,897.39 is: 608,436.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,467.47 : 1,108,782.04 = 440,897.39 : x
  2. Step 2: Convert to fraction form
    803,467.47/1,108,782.04 = 440,897.39/x
  3. Step 3: Cross multiply
    803,467.47x = 1,108,782.04 × 440,897.39
  4. Step 4: Simplify right side
    803,467.47x = 488,859,107,514.88
  5. Step 5: Solve for x
    x = 488,859,107,514.88/803,467.47
  6. Step 6: Final answer
    x = 608,436.71

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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.