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Finding the Fourth Proportional to 307,399.60, 460,602.60 and 173,882.80

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Solution

The fourth proportional to 307,399.60, 460,602.60 and 173,882.80 is: 260,543.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,399.60 : 460,602.60 = 173,882.80 : x
  2. Step 2: Convert to fraction form
    307,399.60/460,602.60 = 173,882.80/x
  3. Step 3: Cross multiply
    307,399.60x = 460,602.60 × 173,882.80
  4. Step 4: Simplify right side
    307,399.60x = 80,090,869,775.28
  5. Step 5: Solve for x
    x = 80,090,869,775.28/307,399.60
  6. Step 6: Final answer
    x = 260,543.18

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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.