Home / 701,039.52-1,051,248.24-434,789.28

Finding the Fourth Proportional to 701,039.52, 1,051,248.24 and 434,789.28

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Solution

The fourth proportional to 701,039.52, 1,051,248.24 and 434,789.28 is: 651,991.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,039.52 : 1,051,248.24 = 434,789.28 : x
  2. Step 2: Convert to fraction form
    701,039.52/1,051,248.24 = 434,789.28/x
  3. Step 3: Cross multiply
    701,039.52x = 1,051,248.24 × 434,789.28
  4. Step 4: Simplify right side
    701,039.52x = 457,071,465,370.87
  5. Step 5: Solve for x
    x = 457,071,465,370.87/701,039.52
  6. Step 6: Final answer
    x = 651,991.01

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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.