Home / 401,733.96-602,636.40-149,017.32

Finding the Fourth Proportional to 401,733.96, 602,636.40 and 149,017.32

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Solution

The fourth proportional to 401,733.96, 602,636.40 and 149,017.32 is: 223,539.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,733.96 : 602,636.40 = 149,017.32 : x
  2. Step 2: Convert to fraction form
    401,733.96/602,636.40 = 149,017.32/x
  3. Step 3: Cross multiply
    401,733.96x = 602,636.40 × 149,017.32
  4. Step 4: Simplify right side
    401,733.96x = 89,803,261,262.45
  5. Step 5: Solve for x
    x = 89,803,261,262.45/401,733.96
  6. Step 6: Final answer
    x = 223,539.13

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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.