Home / 705,333.52-1,057,858.83-345,349.27

Finding the Fourth Proportional to 705,333.52, 1,057,858.83 and 345,349.27

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Solution

The fourth proportional to 705,333.52, 1,057,858.83 and 345,349.27 is: 517,954.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,333.52 : 1,057,858.83 = 345,349.27 : x
  2. Step 2: Convert to fraction form
    705,333.52/1,057,858.83 = 345,349.27/x
  3. Step 3: Cross multiply
    705,333.52x = 1,057,858.83 × 345,349.27
  4. Step 4: Simplify right side
    705,333.52x = 365,330,774,703.55
  5. Step 5: Solve for x
    x = 365,330,774,703.55/705,333.52
  6. Step 6: Final answer
    x = 517,954.65

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1.5x scale

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.