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Finding the Fourth Proportional to 362,700.40, 544,050.18 and 126,043.10

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Solution

The fourth proportional to 362,700.40, 544,050.18 and 126,043.10 is: 189,064.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,700.40 : 544,050.18 = 126,043.10 : x
  2. Step 2: Convert to fraction form
    362,700.40/544,050.18 = 126,043.10/x
  3. Step 3: Cross multiply
    362,700.40x = 544,050.18 × 126,043.10
  4. Step 4: Simplify right side
    362,700.40x = 68,573,771,242.76
  5. Step 5: Solve for x
    x = 68,573,771,242.76/362,700.40
  6. Step 6: Final answer
    x = 189,064.50

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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.