Home / 817,392.84-1,226,265.66-248,818.38

Finding the Fourth Proportional to 817,392.84, 1,226,265.66 and 248,818.38

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Solution

The fourth proportional to 817,392.84, 1,226,265.66 and 248,818.38 is: 373,281.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,392.84 : 1,226,265.66 = 248,818.38 : x
  2. Step 2: Convert to fraction form
    817,392.84/1,226,265.66 = 248,818.38/x
  3. Step 3: Cross multiply
    817,392.84x = 1,226,265.66 × 248,818.38
  4. Step 4: Simplify right side
    817,392.84x = 305,117,434,970.83
  5. Step 5: Solve for x
    x = 305,117,434,970.83/817,392.84
  6. Step 6: Final answer
    x = 373,281.27

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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.