Home / 470,222.68-705,239.72-230,233.18

Finding the Fourth Proportional to 470,222.68, 705,239.72 and 230,233.18

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Solution

The fourth proportional to 470,222.68, 705,239.72 and 230,233.18 is: 345,303.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,222.68 : 705,239.72 = 230,233.18 : x
  2. Step 2: Convert to fraction form
    470,222.68/705,239.72 = 230,233.18/x
  3. Step 3: Cross multiply
    470,222.68x = 705,239.72 × 230,233.18
  4. Step 4: Simplify right side
    470,222.68x = 162,369,583,397.91
  5. Step 5: Solve for x
    x = 162,369,583,397.91/470,222.68
  6. Step 6: Final answer
    x = 345,303.60

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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.