Home / 480,035.20-719,707.20-269,737.60

Finding the Fourth Proportional to 480,035.20, 719,707.20 and 269,737.60

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Solution

The fourth proportional to 480,035.20, 719,707.20 and 269,737.60 is: 404,412.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,035.20 : 719,707.20 = 269,737.60 : x
  2. Step 2: Convert to fraction form
    480,035.20/719,707.20 = 269,737.60/x
  3. Step 3: Cross multiply
    480,035.20x = 719,707.20 × 269,737.60
  4. Step 4: Simplify right side
    480,035.20x = 194,132,092,830.72
  5. Step 5: Solve for x
    x = 194,132,092,830.72/480,035.20
  6. Step 6: Final answer
    x = 404,412.20

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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.