Home / 810,060.62-1,118,020.12-470,725.70

Finding the Fourth Proportional to 810,060.62, 1,118,020.12 and 470,725.70

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Solution

The fourth proportional to 810,060.62, 1,118,020.12 and 470,725.70 is: 649,680.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,060.62 : 1,118,020.12 = 470,725.70 : x
  2. Step 2: Convert to fraction form
    810,060.62/1,118,020.12 = 470,725.70/x
  3. Step 3: Cross multiply
    810,060.62x = 1,118,020.12 × 470,725.70
  4. Step 4: Simplify right side
    810,060.62x = 526,280,796,834.17
  5. Step 5: Solve for x
    x = 526,280,796,834.17/810,060.62
  6. Step 6: Final answer
    x = 649,680.76

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.