Home / 529,256.20-793,884.30-520,040.20

Finding the Fourth Proportional to 529,256.20, 793,884.30 and 520,040.20

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Solution

The fourth proportional to 529,256.20, 793,884.30 and 520,040.20 is: 780,060.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,256.20 : 793,884.30 = 520,040.20 : x
  2. Step 2: Convert to fraction form
    529,256.20/793,884.30 = 520,040.20/x
  3. Step 3: Cross multiply
    529,256.20x = 793,884.30 × 520,040.20
  4. Step 4: Simplify right side
    529,256.20x = 412,851,750,148.86
  5. Step 5: Solve for x
    x = 412,851,750,148.86/529,256.20
  6. Step 6: Final answer
    x = 780,060.30

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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.