Home / 803,467.66-1,108,782.30-440,897.58

Finding the Fourth Proportional to 803,467.66, 1,108,782.30 and 440,897.58

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Solution

The fourth proportional to 803,467.66, 1,108,782.30 and 440,897.58 is: 608,436.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,467.66 : 1,108,782.30 = 440,897.58 : x
  2. Step 2: Convert to fraction form
    803,467.66/1,108,782.30 = 440,897.58/x
  3. Step 3: Cross multiply
    803,467.66x = 1,108,782.30 × 440,897.58
  4. Step 4: Simplify right side
    803,467.66x = 488,859,432,816.83
  5. Step 5: Solve for x
    x = 488,859,432,816.83/803,467.66
  6. Step 6: Final answer
    x = 608,436.98

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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.