Home / 482,669.32-666,106.10-301,488.52

Finding the Fourth Proportional to 482,669.32, 666,106.10 and 301,488.52

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Solution

The fourth proportional to 482,669.32, 666,106.10 and 301,488.52 is: 416,068.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,669.32 : 666,106.10 = 301,488.52 : x
  2. Step 2: Convert to fraction form
    482,669.32/666,106.10 = 301,488.52/x
  3. Step 3: Cross multiply
    482,669.32x = 666,106.10 × 301,488.52
  4. Step 4: Simplify right side
    482,669.32x = 200,823,342,251.97
  5. Step 5: Solve for x
    x = 200,823,342,251.97/482,669.32
  6. Step 6: Final answer
    x = 416,068.17

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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.