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Finding the Fourth Proportional to 301,510.80, 451,877.40 and 183,056.40

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Solution

The fourth proportional to 301,510.80, 451,877.40 and 183,056.40 is: 274,348.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,510.80 : 451,877.40 = 183,056.40 : x
  2. Step 2: Convert to fraction form
    301,510.80/451,877.40 = 183,056.40/x
  3. Step 3: Cross multiply
    301,510.80x = 451,877.40 × 183,056.40
  4. Step 4: Simplify right side
    301,510.80x = 82,719,050,085.36
  5. Step 5: Solve for x
    x = 82,719,050,085.36/301,510.80
  6. Step 6: Final answer
    x = 274,348.55

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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.