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Finding the Fourth Proportional to 316,111.52, 474,537.72 and 249,596.48

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Solution

The fourth proportional to 316,111.52, 474,537.72 and 249,596.48 is: 374,687.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,111.52 : 474,537.72 = 249,596.48 : x
  2. Step 2: Convert to fraction form
    316,111.52/474,537.72 = 249,596.48/x
  3. Step 3: Cross multiply
    316,111.52x = 474,537.72 × 249,596.48
  4. Step 4: Simplify right side
    316,111.52x = 118,442,944,539.23
  5. Step 5: Solve for x
    x = 118,442,944,539.23/316,111.52
  6. Step 6: Final answer
    x = 374,687.21

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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.