Home / 460,160.20-690,354.78-365,746.60

Finding the Fourth Proportional to 460,160.20, 690,354.78 and 365,746.60

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Solution

The fourth proportional to 460,160.20, 690,354.78 and 365,746.60 is: 548,710.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,160.20 : 690,354.78 = 365,746.60 : x
  2. Step 2: Convert to fraction form
    460,160.20/690,354.78 = 365,746.60/x
  3. Step 3: Cross multiply
    460,160.20x = 690,354.78 × 365,746.60
  4. Step 4: Simplify right side
    460,160.20x = 252,494,913,578.75
  5. Step 5: Solve for x
    x = 252,494,913,578.75/460,160.20
  6. Step 6: Final answer
    x = 548,710.89

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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.