Home / 710,415.60-1,064,879.04-331,023.54

Finding the Fourth Proportional to 710,415.60, 1,064,879.04 and 331,023.54

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Solution

The fourth proportional to 710,415.60, 1,064,879.04 and 331,023.54 is: 496,188.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,415.60 : 1,064,879.04 = 331,023.54 : x
  2. Step 2: Convert to fraction form
    710,415.60/1,064,879.04 = 331,023.54/x
  3. Step 3: Cross multiply
    710,415.60x = 1,064,879.04 × 331,023.54
  4. Step 4: Simplify right side
    710,415.60x = 352,500,029,492.60
  5. Step 5: Solve for x
    x = 352,500,029,492.60/710,415.60
  6. Step 6: Final answer
    x = 496,188.47

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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.