Home / 306,312.20-459,280.14-119,105.48

Finding the Fourth Proportional to 306,312.20, 459,280.14 and 119,105.48

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Solution

The fourth proportional to 306,312.20, 459,280.14 and 119,105.48 is: 178,585.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,312.20 : 459,280.14 = 119,105.48 : x
  2. Step 2: Convert to fraction form
    306,312.20/459,280.14 = 119,105.48/x
  3. Step 3: Cross multiply
    306,312.20x = 459,280.14 × 119,105.48
  4. Step 4: Simplify right side
    306,312.20x = 54,702,781,529.17
  5. Step 5: Solve for x
    x = 54,702,781,529.17/306,312.20
  6. Step 6: Final answer
    x = 178,585.06

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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.