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Finding the Fourth Proportional to 452,169.08, 678,246.72 and 152,859.91

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Solution

The fourth proportional to 452,169.08, 678,246.72 and 152,859.91 is: 229,287.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,169.08 : 678,246.72 = 152,859.91 : x
  2. Step 2: Convert to fraction form
    452,169.08/678,246.72 = 152,859.91/x
  3. Step 3: Cross multiply
    452,169.08x = 678,246.72 × 152,859.91
  4. Step 4: Simplify right side
    452,169.08x = 103,676,731,579.87
  5. Step 5: Solve for x
    x = 103,676,731,579.87/452,169.08
  6. Step 6: Final answer
    x = 229,287.53

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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.