Home / 387,748.92-581,727.06-350,735.16

Finding the Fourth Proportional to 387,748.92, 581,727.06 and 350,735.16

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Solution

The fourth proportional to 387,748.92, 581,727.06 and 350,735.16 is: 526,196.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    387,748.92 : 581,727.06 = 350,735.16 : x
  2. Step 2: Convert to fraction form
    387,748.92/581,727.06 = 350,735.16/x
  3. Step 3: Cross multiply
    387,748.92x = 581,727.06 × 350,735.16
  4. Step 4: Simplify right side
    387,748.92x = 204,032,133,465.43
  5. Step 5: Solve for x
    x = 204,032,133,465.43/387,748.92
  6. Step 6: Final answer
    x = 526,196.52

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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.