Home / 706,977.60-1,060,077.60-307,550.40

Finding the Fourth Proportional to 706,977.60, 1,060,077.60 and 307,550.40

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Solution

The fourth proportional to 706,977.60, 1,060,077.60 and 307,550.40 is: 461,156.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,977.60 : 1,060,077.60 = 307,550.40 : x
  2. Step 2: Convert to fraction form
    706,977.60/1,060,077.60 = 307,550.40/x
  3. Step 3: Cross multiply
    706,977.60x = 1,060,077.60 × 307,550.40
  4. Step 4: Simplify right side
    706,977.60x = 326,027,289,911.04
  5. Step 5: Solve for x
    x = 326,027,289,911.04/706,977.60
  6. Step 6: Final answer
    x = 461,156.46

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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.