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Finding the Fourth Proportional to 492,075.84, 737,985.92 and 176,486.72

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Solution

The fourth proportional to 492,075.84, 737,985.92 and 176,486.72 is: 264,684.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,075.84 : 737,985.92 = 176,486.72 : x
  2. Step 2: Convert to fraction form
    492,075.84/737,985.92 = 176,486.72/x
  3. Step 3: Cross multiply
    492,075.84x = 737,985.92 × 176,486.72
  4. Step 4: Simplify right side
    492,075.84x = 130,244,714,426.98
  5. Step 5: Solve for x
    x = 130,244,714,426.98/492,075.84
  6. Step 6: Final answer
    x = 264,684.23

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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.