Home / 651,147.08-976,757.54-201,931.81

Finding the Fourth Proportional to 651,147.08, 976,757.54 and 201,931.81

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Solution

The fourth proportional to 651,147.08, 976,757.54 and 201,931.81 is: 302,909.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,147.08 : 976,757.54 = 201,931.81 : x
  2. Step 2: Convert to fraction form
    651,147.08/976,757.54 = 201,931.81/x
  3. Step 3: Cross multiply
    651,147.08x = 976,757.54 × 201,931.81
  4. Step 4: Simplify right side
    651,147.08x = 197,238,414,531.80
  5. Step 5: Solve for x
    x = 197,238,414,531.80/651,147.08
  6. Step 6: Final answer
    x = 302,909.16

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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.