Home / 470,549.40-649,358.82-255,692.04

Finding the Fourth Proportional to 470,549.40, 649,358.82 and 255,692.04

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Solution

The fourth proportional to 470,549.40, 649,358.82 and 255,692.04 is: 352,855.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,549.40 : 649,358.82 = 255,692.04 : x
  2. Step 2: Convert to fraction form
    470,549.40/649,358.82 = 255,692.04/x
  3. Step 3: Cross multiply
    470,549.40x = 649,358.82 × 255,692.04
  4. Step 4: Simplify right side
    470,549.40x = 166,035,881,377.79
  5. Step 5: Solve for x
    x = 166,035,881,377.79/470,549.40
  6. Step 6: Final answer
    x = 352,855.37

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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.