Home / 817,498.50-1,226,432.28-248,930.45

Finding the Fourth Proportional to 817,498.50, 1,226,432.28 and 248,930.45

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Solution

The fourth proportional to 817,498.50, 1,226,432.28 and 248,930.45 is: 373,451.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,498.50 : 1,226,432.28 = 248,930.45 : x
  2. Step 2: Convert to fraction form
    817,498.50/1,226,432.28 = 248,930.45/x
  3. Step 3: Cross multiply
    817,498.50x = 1,226,432.28 × 248,930.45
  4. Step 4: Simplify right side
    817,498.50x = 305,296,333,222.77
  5. Step 5: Solve for x
    x = 305,296,333,222.77/817,498.50
  6. Step 6: Final answer
    x = 373,451.86

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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.