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Finding the Fourth Proportional to 249,741, 344,644.02 and 160,317

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Solution

The fourth proportional to 249,741, 344,644.02 and 160,317 is: 221,238.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,741 : 344,644.02 = 160,317 : x
  2. Step 2: Convert to fraction form
    249,741/344,644.02 = 160,317/x
  3. Step 3: Cross multiply
    249,741x = 344,644.02 × 160,317
  4. Step 4: Simplify right side
    249,741x = 55,252,295,354.34
  5. Step 5: Solve for x
    x = 55,252,295,354.34/249,741
  6. Step 6: Final answer
    x = 221,238.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.