Home / 862,445.51-1,292,238.11-524,463.80

Finding the Fourth Proportional to 862,445.51, 1,292,238.11 and 524,463.80

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Solution

The fourth proportional to 862,445.51, 1,292,238.11 and 524,463.80 is: 785,826.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,445.51 : 1,292,238.11 = 524,463.80 : x
  2. Step 2: Convert to fraction form
    862,445.51/1,292,238.11 = 524,463.80/x
  3. Step 3: Cross multiply
    862,445.51x = 1,292,238.11 × 524,463.80
  4. Step 4: Simplify right side
    862,445.51x = 677,732,109,675.42
  5. Step 5: Solve for x
    x = 677,732,109,675.42/862,445.51
  6. Step 6: Final answer
    x = 785,826.01

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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.