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Finding the Fourth Proportional to 492,111.40, 737,000.70 and 492,111.40

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Solution

The fourth proportional to 492,111.40, 737,000.70 and 492,111.40 is: 737,000.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,111.40 : 737,000.70 = 492,111.40 : x
  2. Step 2: Convert to fraction form
    492,111.40/737,000.70 = 492,111.40/x
  3. Step 3: Cross multiply
    492,111.40x = 737,000.70 × 492,111.40
  4. Step 4: Simplify right side
    492,111.40x = 362,686,446,277.98
  5. Step 5: Solve for x
    x = 362,686,446,277.98/492,111.40
  6. Step 6: Final answer
    x = 737,000.70

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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.