Home / 471,565.04-707,477.08-139,141.04

Finding the Fourth Proportional to 471,565.04, 707,477.08 and 139,141.04

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Solution

The fourth proportional to 471,565.04, 707,477.08 and 139,141.04 is: 208,749.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,565.04 : 707,477.08 = 139,141.04 : x
  2. Step 2: Convert to fraction form
    471,565.04/707,477.08 = 139,141.04/x
  3. Step 3: Cross multiply
    471,565.04x = 707,477.08 × 139,141.04
  4. Step 4: Simplify right side
    471,565.04x = 98,439,096,687.36
  5. Step 5: Solve for x
    x = 98,439,096,687.36/471,565.04
  6. Step 6: Final answer
    x = 208,749.78

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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.