Home / 480,262.11-662,705.25-265,389.36

Finding the Fourth Proportional to 480,262.11, 662,705.25 and 265,389.36

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Solution

The fourth proportional to 480,262.11, 662,705.25 and 265,389.36 is: 366,206.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,262.11 : 662,705.25 = 265,389.36 : x
  2. Step 2: Convert to fraction form
    480,262.11/662,705.25 = 265,389.36/x
  3. Step 3: Cross multiply
    480,262.11x = 662,705.25 × 265,389.36
  4. Step 4: Simplify right side
    480,262.11x = 175,874,922,166.14
  5. Step 5: Solve for x
    x = 175,874,922,166.14/480,262.11
  6. Step 6: Final answer
    x = 366,206.12

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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.