Home / 940,579-1,298,371.02-654,265.24

Finding the Fourth Proportional to 940,579, 1,298,371.02 and 654,265.24

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Solution

The fourth proportional to 940,579, 1,298,371.02 and 654,265.24 is: 903,144.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,579 : 1,298,371.02 = 654,265.24 : x
  2. Step 2: Convert to fraction form
    940,579/1,298,371.02 = 654,265.24/x
  3. Step 3: Cross multiply
    940,579x = 1,298,371.02 × 654,265.24
  4. Step 4: Simplify right side
    940,579x = 849,479,027,009.35
  5. Step 5: Solve for x
    x = 849,479,027,009.35/940,579
  6. Step 6: Final answer
    x = 903,144.79

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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.