Home / 1,207,447.98-1,811,234.00-308,897.51

Finding the Fourth Proportional to 1,207,447.98, 1,811,234.00 and 308,897.51

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Solution

The fourth proportional to 1,207,447.98, 1,811,234.00 and 308,897.51 is: 463,362.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,447.98 : 1,811,234.00 = 308,897.51 : x
  2. Step 2: Convert to fraction form
    1,207,447.98/1,811,234.00 = 308,897.51/x
  3. Step 3: Cross multiply
    1,207,447.98x = 1,811,234.00 × 308,897.51
  4. Step 4: Simplify right side
    1,207,447.98x = 559,485,671,714.72
  5. Step 5: Solve for x
    x = 559,485,671,714.72/1,207,447.98
  6. Step 6: Final answer
    x = 463,362.13

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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.