Home / 942,964.32-1,301,250.96-513,245.28

Finding the Fourth Proportional to 942,964.32, 1,301,250.96 and 513,245.28

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Solution

The fourth proportional to 942,964.32, 1,301,250.96 and 513,245.28 is: 708,256.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,964.32 : 1,301,250.96 = 513,245.28 : x
  2. Step 2: Convert to fraction form
    942,964.32/1,301,250.96 = 513,245.28/x
  3. Step 3: Cross multiply
    942,964.32x = 1,301,250.96 × 513,245.28
  4. Step 4: Simplify right side
    942,964.32x = 667,860,913,315.47
  5. Step 5: Solve for x
    x = 667,860,913,315.47/942,964.32
  6. Step 6: Final answer
    x = 708,256.82

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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.