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Finding the Fourth Proportional to 546,230.31, 753,370.52 and 355,304.67

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Solution

The fourth proportional to 546,230.31, 753,370.52 and 355,304.67 is: 490,042.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,230.31 : 753,370.52 = 355,304.67 : x
  2. Step 2: Convert to fraction form
    546,230.31/753,370.52 = 355,304.67/x
  3. Step 3: Cross multiply
    546,230.31x = 753,370.52 × 355,304.67
  4. Step 4: Simplify right side
    546,230.31x = 267,676,062,219.81
  5. Step 5: Solve for x
    x = 267,676,062,219.81/546,230.31
  6. Step 6: Final answer
    x = 490,042.49

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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.