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Finding the Fourth Proportional to 689,498.92, 950,839.86 and 460,065.52

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Solution

The fourth proportional to 689,498.92, 950,839.86 and 460,065.52 is: 634,444.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,498.92 : 950,839.86 = 460,065.52 : x
  2. Step 2: Convert to fraction form
    689,498.92/950,839.86 = 460,065.52/x
  3. Step 3: Cross multiply
    689,498.92x = 950,839.86 × 460,065.52
  4. Step 4: Simplify right side
    689,498.92x = 437,448,634,627.63
  5. Step 5: Solve for x
    x = 437,448,634,627.63/689,498.92
  6. Step 6: Final answer
    x = 634,444.26

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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.