Home / 1,105,291.14-1,657,936.57-306,572.68

Finding the Fourth Proportional to 1,105,291.14, 1,657,936.57 and 306,572.68

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Solution

The fourth proportional to 1,105,291.14, 1,657,936.57 and 306,572.68 is: 459,858.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,291.14 : 1,657,936.57 = 306,572.68 : x
  2. Step 2: Convert to fraction form
    1,105,291.14/1,657,936.57 = 306,572.68/x
  3. Step 3: Cross multiply
    1,105,291.14x = 1,657,936.57 × 306,572.68
  4. Step 4: Simplify right side
    1,105,291.14x = 508,278,062,446.18
  5. Step 5: Solve for x
    x = 508,278,062,446.18/1,105,291.14
  6. Step 6: Final answer
    x = 459,858.98

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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.