Home / 872,886.36-1,204,402.62-510,240.06

Finding the Fourth Proportional to 872,886.36, 1,204,402.62 and 510,240.06

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Solution

The fourth proportional to 872,886.36, 1,204,402.62 and 510,240.06 is: 704,025.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,886.36 : 1,204,402.62 = 510,240.06 : x
  2. Step 2: Convert to fraction form
    872,886.36/1,204,402.62 = 510,240.06/x
  3. Step 3: Cross multiply
    872,886.36x = 1,204,402.62 × 510,240.06
  4. Step 4: Simplify right side
    872,886.36x = 614,534,465,092.96
  5. Step 5: Solve for x
    x = 614,534,465,092.96/872,886.36
  6. Step 6: Final answer
    x = 704,025.74

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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.