Home / 529,258.20-793,887.30-520,042.20

Finding the Fourth Proportional to 529,258.20, 793,887.30 and 520,042.20

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Solution

The fourth proportional to 529,258.20, 793,887.30 and 520,042.20 is: 780,063.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,258.20 : 793,887.30 = 520,042.20 : x
  2. Step 2: Convert to fraction form
    529,258.20/793,887.30 = 520,042.20/x
  3. Step 3: Cross multiply
    529,258.20x = 793,887.30 × 520,042.20
  4. Step 4: Simplify right side
    529,258.20x = 412,854,898,044.06
  5. Step 5: Solve for x
    x = 412,854,898,044.06/529,258.20
  6. Step 6: Final answer
    x = 780,063.30

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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.