Home / 905,748.01-1,249,935.43-497,885.26

Finding the Fourth Proportional to 905,748.01, 1,249,935.43 and 497,885.26

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Solution

The fourth proportional to 905,748.01, 1,249,935.43 and 497,885.26 is: 687,083.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,748.01 : 1,249,935.43 = 497,885.26 : x
  2. Step 2: Convert to fraction form
    905,748.01/1,249,935.43 = 497,885.26/x
  3. Step 3: Cross multiply
    905,748.01x = 1,249,935.43 × 497,885.26
  4. Step 4: Simplify right side
    905,748.01x = 622,324,427,184.17
  5. Step 5: Solve for x
    x = 622,324,427,184.17/905,748.01
  6. Step 6: Final answer
    x = 687,083.41

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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.