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Finding the Fourth Proportional to 249,438.34, 374,250.46 and 149,670.14

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Solution

The fourth proportional to 249,438.34, 374,250.46 and 149,670.14 is: 224,560.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,438.34 : 374,250.46 = 149,670.14 : x
  2. Step 2: Convert to fraction form
    249,438.34/374,250.46 = 149,670.14/x
  3. Step 3: Cross multiply
    249,438.34x = 374,250.46 × 149,670.14
  4. Step 4: Simplify right side
    249,438.34x = 56,014,118,743.26
  5. Step 5: Solve for x
    x = 56,014,118,743.26/249,438.34
  6. Step 6: Final answer
    x = 224,560.98

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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.