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Finding the Fourth Proportional to 285,125.63, 427,332.92 and 249,502.34

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Solution

The fourth proportional to 285,125.63, 427,332.92 and 249,502.34 is: 373,942.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,125.63 : 427,332.92 = 249,502.34 : x
  2. Step 2: Convert to fraction form
    285,125.63/427,332.92 = 249,502.34/x
  3. Step 3: Cross multiply
    285,125.63x = 427,332.92 × 249,502.34
  4. Step 4: Simplify right side
    285,125.63x = 106,620,563,319.85
  5. Step 5: Solve for x
    x = 106,620,563,319.85/285,125.63
  6. Step 6: Final answer
    x = 373,942.41

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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.