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Finding the Fourth Proportional to 603,000.40, 904,500.60 and 247,831.60

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Solution

The fourth proportional to 603,000.40, 904,500.60 and 247,831.60 is: 371,747.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,000.40 : 904,500.60 = 247,831.60 : x
  2. Step 2: Convert to fraction form
    603,000.40/904,500.60 = 247,831.60/x
  3. Step 3: Cross multiply
    603,000.40x = 904,500.60 × 247,831.60
  4. Step 4: Simplify right side
    603,000.40x = 224,163,830,898.96
  5. Step 5: Solve for x
    x = 224,163,830,898.96/603,000.40
  6. Step 6: Final answer
    x = 371,747.40

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Similar ratio
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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.