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Finding the Fourth Proportional to 306,671.40, 460,007.10 and 96,330.60

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Solution

The fourth proportional to 306,671.40, 460,007.10 and 96,330.60 is: 144,495.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,671.40 : 460,007.10 = 96,330.60 : x
  2. Step 2: Convert to fraction form
    306,671.40/460,007.10 = 96,330.60/x
  3. Step 3: Cross multiply
    306,671.40x = 460,007.10 × 96,330.60
  4. Step 4: Simplify right side
    306,671.40x = 44,312,759,947.26
  5. Step 5: Solve for x
    x = 44,312,759,947.26/306,671.40
  6. Step 6: Final answer
    x = 144,495.90

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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.