Home / 492,678.40-739,095.04-160,176.64

Finding the Fourth Proportional to 492,678.40, 739,095.04 and 160,176.64

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Solution

The fourth proportional to 492,678.40, 739,095.04 and 160,176.64 is: 240,290.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,678.40 : 739,095.04 = 160,176.64 : x
  2. Step 2: Convert to fraction form
    492,678.40/739,095.04 = 160,176.64/x
  3. Step 3: Cross multiply
    492,678.40x = 739,095.04 × 160,176.64
  4. Step 4: Simplify right side
    492,678.40x = 118,385,760,147.87
  5. Step 5: Solve for x
    x = 118,385,760,147.87/492,678.40
  6. Step 6: Final answer
    x = 240,290.14

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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.