Home / 403,004.90-604,399.35-122,446.82

Finding the Fourth Proportional to 403,004.90, 604,399.35 and 122,446.82

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Solution

The fourth proportional to 403,004.90, 604,399.35 and 122,446.82 is: 183,637.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,004.90 : 604,399.35 = 122,446.82 : x
  2. Step 2: Convert to fraction form
    403,004.90/604,399.35 = 122,446.82/x
  3. Step 3: Cross multiply
    403,004.90x = 604,399.35 × 122,446.82
  4. Step 4: Simplify right side
    403,004.90x = 74,006,778,417.57
  5. Step 5: Solve for x
    x = 74,006,778,417.57/403,004.90
  6. Step 6: Final answer
    x = 183,637.42

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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.