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Finding the Fourth Proportional to 249,468.56, 374,295.92 and 149,700.40

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Solution

The fourth proportional to 249,468.56, 374,295.92 and 149,700.40 is: 224,606.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,468.56 : 374,295.92 = 149,700.40 : x
  2. Step 2: Convert to fraction form
    249,468.56/374,295.92 = 149,700.40/x
  3. Step 3: Cross multiply
    249,468.56x = 374,295.92 × 149,700.40
  4. Step 4: Simplify right side
    249,468.56x = 56,032,248,942.37
  5. Step 5: Solve for x
    x = 56,032,248,942.37/249,468.56
  6. Step 6: Final answer
    x = 224,606.46

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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.