Home / 307,002.48-459,653.40-156,919.60

Finding the Fourth Proportional to 307,002.48, 459,653.40 and 156,919.60

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Solution

The fourth proportional to 307,002.48, 459,653.40 and 156,919.60 is: 234,944.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,002.48 : 459,653.40 = 156,919.60 : x
  2. Step 2: Convert to fraction form
    307,002.48/459,653.40 = 156,919.60/x
  3. Step 3: Cross multiply
    307,002.48x = 459,653.40 × 156,919.60
  4. Step 4: Simplify right side
    307,002.48x = 72,128,627,666.64
  5. Step 5: Solve for x
    x = 72,128,627,666.64/307,002.48
  6. Step 6: Final answer
    x = 234,944.77

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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.