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Finding the Fourth Proportional to 452,580.68, 678,870.98 and 115,622.06

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Solution

The fourth proportional to 452,580.68, 678,870.98 and 115,622.06 is: 173,433.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,580.68 : 678,870.98 = 115,622.06 : x
  2. Step 2: Convert to fraction form
    452,580.68/678,870.98 = 115,622.06/x
  3. Step 3: Cross multiply
    452,580.68x = 678,870.98 × 115,622.06
  4. Step 4: Simplify right side
    452,580.68x = 78,492,457,209.35
  5. Step 5: Solve for x
    x = 78,492,457,209.35/452,580.68
  6. Step 6: Final answer
    x = 173,433.07

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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.