Home / 401,747.49-602,656.61-149,030.73

Finding the Fourth Proportional to 401,747.49, 602,656.61 and 149,030.73

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Solution

The fourth proportional to 401,747.49, 602,656.61 and 149,030.73 is: 223,559.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,747.49 : 602,656.61 = 149,030.73 : x
  2. Step 2: Convert to fraction form
    401,747.49/602,656.61 = 149,030.73/x
  3. Step 3: Cross multiply
    401,747.49x = 602,656.61 × 149,030.73
  4. Step 4: Simplify right side
    401,747.49x = 89,814,353,782.47
  5. Step 5: Solve for x
    x = 89,814,353,782.47/401,747.49
  6. Step 6: Final answer
    x = 223,559.22

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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.