Home / 470,537.16-649,345.24-255,677.25

Finding the Fourth Proportional to 470,537.16, 649,345.24 and 255,677.25

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Solution

The fourth proportional to 470,537.16, 649,345.24 and 255,677.25 is: 352,836.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,537.16 : 649,345.24 = 255,677.25 : x
  2. Step 2: Convert to fraction form
    470,537.16/649,345.24 = 255,677.25/x
  3. Step 3: Cross multiply
    470,537.16x = 649,345.24 × 255,677.25
  4. Step 4: Simplify right side
    470,537.16x = 166,022,805,263.79
  5. Step 5: Solve for x
    x = 166,022,805,263.79/470,537.16
  6. Step 6: Final answer
    x = 352,836.76

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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.