Home / 863,925.30-1,294,878.78-650,005.92

Finding the Fourth Proportional to 863,925.30, 1,294,878.78 and 650,005.92

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Solution

The fourth proportional to 863,925.30, 1,294,878.78 and 650,005.92 is: 974,249.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,925.30 : 1,294,878.78 = 650,005.92 : x
  2. Step 2: Convert to fraction form
    863,925.30/1,294,878.78 = 650,005.92/x
  3. Step 3: Cross multiply
    863,925.30x = 1,294,878.78 × 650,005.92
  4. Step 4: Simplify right side
    863,925.30x = 841,678,872,682.38
  5. Step 5: Solve for x
    x = 841,678,872,682.38/863,925.30
  6. Step 6: Final answer
    x = 974,249.59

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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.