Home / 855,384.66-1,281,660.18-601,424.38

Finding the Fourth Proportional to 855,384.66, 1,281,660.18 and 601,424.38

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Solution

The fourth proportional to 855,384.66, 1,281,660.18 and 601,424.38 is: 901,140.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,384.66 : 1,281,660.18 = 601,424.38 : x
  2. Step 2: Convert to fraction form
    855,384.66/1,281,660.18 = 601,424.38/x
  3. Step 3: Cross multiply
    855,384.66x = 1,281,660.18 × 601,424.38
  4. Step 4: Simplify right side
    855,384.66x = 770,821,679,127.19
  5. Step 5: Solve for x
    x = 770,821,679,127.19/855,384.66
  6. Step 6: Final answer
    x = 901,140.41

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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.