Home / 362,429.10-543,708.45-152,088.30

Finding the Fourth Proportional to 362,429.10, 543,708.45 and 152,088.30

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Solution

The fourth proportional to 362,429.10, 543,708.45 and 152,088.30 is: 228,159.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,429.10 : 543,708.45 = 152,088.30 : x
  2. Step 2: Convert to fraction form
    362,429.10/543,708.45 = 152,088.30/x
  3. Step 3: Cross multiply
    362,429.10x = 543,708.45 × 152,088.30
  4. Step 4: Simplify right side
    362,429.10x = 82,691,693,856.14
  5. Step 5: Solve for x
    x = 82,691,693,856.14/362,429.10
  6. Step 6: Final answer
    x = 228,159.64

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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.