Home / 943,784.60-1,302,376.74-535,832.96

Finding the Fourth Proportional to 943,784.60, 1,302,376.74 and 535,832.96

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Solution

The fourth proportional to 943,784.60, 1,302,376.74 and 535,832.96 is: 739,423.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,784.60 : 1,302,376.74 = 535,832.96 : x
  2. Step 2: Convert to fraction form
    943,784.60/1,302,376.74 = 535,832.96/x
  3. Step 3: Cross multiply
    943,784.60x = 1,302,376.74 × 535,832.96
  4. Step 4: Simplify right side
    943,784.60x = 697,856,383,629.35
  5. Step 5: Solve for x
    x = 697,856,383,629.35/943,784.60
  6. Step 6: Final answer
    x = 739,423.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.