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Finding the Fourth Proportional to 350,059.60, 524,167.80 and 256,056.40

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Solution

The fourth proportional to 350,059.60, 524,167.80 and 256,056.40 is: 383,410.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,059.60 : 524,167.80 = 256,056.40 : x
  2. Step 2: Convert to fraction form
    350,059.60/524,167.80 = 256,056.40/x
  3. Step 3: Cross multiply
    350,059.60x = 524,167.80 × 256,056.40
  4. Step 4: Simplify right side
    350,059.60x = 134,216,519,863.92
  5. Step 5: Solve for x
    x = 134,216,519,863.92/350,059.60
  6. Step 6: Final answer
    x = 383,410.48

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1.5x scale

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.