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Finding the Fourth Proportional to 484,683.60, 727,025.40 and 335,384.40

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Solution

The fourth proportional to 484,683.60, 727,025.40 and 335,384.40 is: 503,076.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,683.60 : 727,025.40 = 335,384.40 : x
  2. Step 2: Convert to fraction form
    484,683.60/727,025.40 = 335,384.40/x
  3. Step 3: Cross multiply
    484,683.60x = 727,025.40 × 335,384.40
  4. Step 4: Simplify right side
    484,683.60x = 243,832,977,563.76
  5. Step 5: Solve for x
    x = 243,832,977,563.76/484,683.60
  6. Step 6: Final answer
    x = 503,076.60

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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.