Home / 862,444.51-1,292,236.61-524,462.80

Finding the Fourth Proportional to 862,444.51, 1,292,236.61 and 524,462.80

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Solution

The fourth proportional to 862,444.51, 1,292,236.61 and 524,462.80 is: 785,824.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,444.51 : 1,292,236.61 = 524,462.80 : x
  2. Step 2: Convert to fraction form
    862,444.51/1,292,236.61 = 524,462.80/x
  3. Step 3: Cross multiply
    862,444.51x = 1,292,236.61 × 524,462.80
  4. Step 4: Simplify right side
    862,444.51x = 677,730,030,743.11
  5. Step 5: Solve for x
    x = 677,730,030,743.11/862,444.51
  6. Step 6: Final answer
    x = 785,824.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.