Home / 837,439.51-1,250,486.84-664,723.48

Finding the Fourth Proportional to 837,439.51, 1,250,486.84 and 664,723.48

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Solution

The fourth proportional to 837,439.51, 1,250,486.84 and 664,723.48 is: 992,582.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,439.51 : 1,250,486.84 = 664,723.48 : x
  2. Step 2: Convert to fraction form
    837,439.51/1,250,486.84 = 664,723.48/x
  3. Step 3: Cross multiply
    837,439.51x = 1,250,486.84 × 664,723.48
  4. Step 4: Simplify right side
    837,439.51x = 831,227,963,979.00
  5. Step 5: Solve for x
    x = 831,227,963,979.00/837,439.51
  6. Step 6: Final answer
    x = 992,582.69

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.