Home / 802,601.64-1,107,560.87-440,017.55

Finding the Fourth Proportional to 802,601.64, 1,107,560.87 and 440,017.55

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Solution

The fourth proportional to 802,601.64, 1,107,560.87 and 440,017.55 is: 607,208.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,601.64 : 1,107,560.87 = 440,017.55 : x
  2. Step 2: Convert to fraction form
    802,601.64/1,107,560.87 = 440,017.55/x
  3. Step 3: Cross multiply
    802,601.64x = 1,107,560.87 × 440,017.55
  4. Step 4: Simplify right side
    802,601.64x = 487,346,220,493.27
  5. Step 5: Solve for x
    x = 487,346,220,493.27/802,601.64
  6. Step 6: Final answer
    x = 607,208.10

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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.