Home / 942,939.43-1,301,256.29-513,222.68

Finding the Fourth Proportional to 942,939.43, 1,301,256.29 and 513,222.68

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Solution

The fourth proportional to 942,939.43, 1,301,256.29 and 513,222.68 is: 708,247.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,939.43 : 1,301,256.29 = 513,222.68 : x
  2. Step 2: Convert to fraction form
    942,939.43/1,301,256.29 = 513,222.68/x
  3. Step 3: Cross multiply
    942,939.43x = 1,301,256.29 × 513,222.68
  4. Step 4: Simplify right side
    942,939.43x = 667,834,245,056.86
  5. Step 5: Solve for x
    x = 667,834,245,056.86/942,939.43
  6. Step 6: Final answer
    x = 708,247.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.