Home / 401,295.10-553,428.54-265,467.82

Finding the Fourth Proportional to 401,295.10, 553,428.54 and 265,467.82

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Solution

The fourth proportional to 401,295.10, 553,428.54 and 265,467.82 is: 366,108.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,295.10 : 553,428.54 = 265,467.82 : x
  2. Step 2: Convert to fraction form
    401,295.10/553,428.54 = 265,467.82/x
  3. Step 3: Cross multiply
    401,295.10x = 553,428.54 × 265,467.82
  4. Step 4: Simplify right side
    401,295.10x = 146,917,468,039.58
  5. Step 5: Solve for x
    x = 146,917,468,039.58/401,295.10
  6. Step 6: Final answer
    x = 366,108.30

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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.