Home / 403,077.18-604,117.50-203,454.49

Finding the Fourth Proportional to 403,077.18, 604,117.50 and 203,454.49

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Solution

The fourth proportional to 403,077.18, 604,117.50 and 203,454.49 is: 304,930.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,077.18 : 604,117.50 = 203,454.49 : x
  2. Step 2: Convert to fraction form
    403,077.18/604,117.50 = 203,454.49/x
  3. Step 3: Cross multiply
    403,077.18x = 604,117.50 × 203,454.49
  4. Step 4: Simplify right side
    403,077.18x = 122,910,417,862.58
  5. Step 5: Solve for x
    x = 122,910,417,862.58/403,077.18
  6. Step 6: Final answer
    x = 304,930.23

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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.