Home / 803,322.77-1,108,548.65-440,739.14

Finding the Fourth Proportional to 803,322.77, 1,108,548.65 and 440,739.14

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Solution

The fourth proportional to 803,322.77, 1,108,548.65 and 440,739.14 is: 608,199.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,322.77 : 1,108,548.65 = 440,739.14 : x
  2. Step 2: Convert to fraction form
    803,322.77/1,108,548.65 = 440,739.14/x
  3. Step 3: Cross multiply
    803,322.77x = 1,108,548.65 × 440,739.14
  4. Step 4: Simplify right side
    803,322.77x = 488,580,770,902.72
  5. Step 5: Solve for x
    x = 488,580,770,902.72/803,322.77
  6. Step 6: Final answer
    x = 608,199.83

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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.