Home / 366,822.24-506,219.85-221,607.83

Finding the Fourth Proportional to 366,822.24, 506,219.85 and 221,607.83

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Solution

The fourth proportional to 366,822.24, 506,219.85 and 221,607.83 is: 305,821.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,822.24 : 506,219.85 = 221,607.83 : x
  2. Step 2: Convert to fraction form
    366,822.24/506,219.85 = 221,607.83/x
  3. Step 3: Cross multiply
    366,822.24x = 506,219.85 × 221,607.83
  4. Step 4: Simplify right side
    366,822.24x = 112,182,283,726.98
  5. Step 5: Solve for x
    x = 112,182,283,726.98/366,822.24
  6. Step 6: Final answer
    x = 305,821.93

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1.5x scale

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.