Home / 563,379.83-845,108.73-226,420.76

Finding the Fourth Proportional to 563,379.83, 845,108.73 and 226,420.76

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Solution

The fourth proportional to 563,379.83, 845,108.73 and 226,420.76 is: 339,646.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,379.83 : 845,108.73 = 226,420.76 : x
  2. Step 2: Convert to fraction form
    563,379.83/845,108.73 = 226,420.76/x
  3. Step 3: Cross multiply
    563,379.83x = 845,108.73 × 226,420.76
  4. Step 4: Simplify right side
    563,379.83x = 191,350,160,929.24
  5. Step 5: Solve for x
    x = 191,350,160,929.24/563,379.83
  6. Step 6: Final answer
    x = 339,646.81

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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.