Home / 648,173.28-970,860.24-632,310.24

Finding the Fourth Proportional to 648,173.28, 970,860.24 and 632,310.24

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Solution

The fourth proportional to 648,173.28, 970,860.24 and 632,310.24 is: 947,099.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,173.28 : 970,860.24 = 632,310.24 : x
  2. Step 2: Convert to fraction form
    648,173.28/970,860.24 = 632,310.24/x
  3. Step 3: Cross multiply
    648,173.28x = 970,860.24 × 632,310.24
  4. Step 4: Simplify right side
    648,173.28x = 613,884,871,360.86
  5. Step 5: Solve for x
    x = 613,884,871,360.86/648,173.28
  6. Step 6: Final answer
    x = 947,099.94

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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.