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Finding the Fourth Proportional to 403,246.49, 604,973.49 and 118,925.55

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Solution

The fourth proportional to 403,246.49, 604,973.49 and 118,925.55 is: 178,418.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,246.49 : 604,973.49 = 118,925.55 : x
  2. Step 2: Convert to fraction form
    403,246.49/604,973.49 = 118,925.55/x
  3. Step 3: Cross multiply
    403,246.49x = 604,973.49 × 118,925.55
  4. Step 4: Simplify right side
    403,246.49x = 71,946,805,033.67
  5. Step 5: Solve for x
    x = 71,946,805,033.67/403,246.49
  6. Step 6: Final answer
    x = 178,418.93

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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.