Home / 470,355.24-649,089.72-255,495.46

Finding the Fourth Proportional to 470,355.24, 649,089.72 and 255,495.46

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Solution

The fourth proportional to 470,355.24, 649,089.72 and 255,495.46 is: 352,583.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,355.24 : 649,089.72 = 255,495.46 : x
  2. Step 2: Convert to fraction form
    470,355.24/649,089.72 = 255,495.46/x
  3. Step 3: Cross multiply
    470,355.24x = 649,089.72 × 255,495.46
  4. Step 4: Simplify right side
    470,355.24x = 165,839,476,592.67
  5. Step 5: Solve for x
    x = 165,839,476,592.67/470,355.24
  6. Step 6: Final answer
    x = 352,583.46

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Why These Related Problems?

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