Home / 841,818.88-1,161,690.96-459,847.36

Finding the Fourth Proportional to 841,818.88, 1,161,690.96 and 459,847.36

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Solution

The fourth proportional to 841,818.88, 1,161,690.96 and 459,847.36 is: 634,578.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,818.88 : 1,161,690.96 = 459,847.36 : x
  2. Step 2: Convert to fraction form
    841,818.88/1,161,690.96 = 459,847.36/x
  3. Step 3: Cross multiply
    841,818.88x = 1,161,690.96 × 459,847.36
  4. Step 4: Simplify right side
    841,818.88x = 534,200,521,091.87
  5. Step 5: Solve for x
    x = 534,200,521,091.87/841,818.88
  6. Step 6: Final answer
    x = 634,578.93

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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.