Home / 943,002.60-1,301,371.43-667,852.71

Finding the Fourth Proportional to 943,002.60, 1,301,371.43 and 667,852.71

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Solution

The fourth proportional to 943,002.60, 1,301,371.43 and 667,852.71 is: 921,656.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,002.60 : 1,301,371.43 = 667,852.71 : x
  2. Step 2: Convert to fraction form
    943,002.60/1,301,371.43 = 667,852.71/x
  3. Step 3: Cross multiply
    943,002.60x = 1,301,371.43 × 667,852.71
  4. Step 4: Simplify right side
    943,002.60x = 869,124,436,242.08
  5. Step 5: Solve for x
    x = 869,124,436,242.08/943,002.60
  6. Step 6: Final answer
    x = 921,656.46

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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.