Home / 450,929.12-676,073.26-226,127.36

Finding the Fourth Proportional to 450,929.12, 676,073.26 and 226,127.36

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Solution

The fourth proportional to 450,929.12, 676,073.26 and 226,127.36 is: 339,030.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,929.12 : 676,073.26 = 226,127.36 : x
  2. Step 2: Convert to fraction form
    450,929.12/676,073.26 = 226,127.36/x
  3. Step 3: Cross multiply
    450,929.12x = 676,073.26 × 226,127.36
  4. Step 4: Simplify right side
    450,929.12x = 152,878,661,450.39
  5. Step 5: Solve for x
    x = 152,878,661,450.39/450,929.12
  6. Step 6: Final answer
    x = 339,030.36

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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.