Home / 974,504.70-1,461,238.65-412,904.70

Finding the Fourth Proportional to 974,504.70, 1,461,238.65 and 412,904.70

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Solution

The fourth proportional to 974,504.70, 1,461,238.65 and 412,904.70 is: 619,137.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,504.70 : 1,461,238.65 = 412,904.70 : x
  2. Step 2: Convert to fraction form
    974,504.70/1,461,238.65 = 412,904.70/x
  3. Step 3: Cross multiply
    974,504.70x = 1,461,238.65 × 412,904.70
  4. Step 4: Simplify right side
    974,504.70x = 603,352,306,406.66
  5. Step 5: Solve for x
    x = 603,352,306,406.66/974,504.70
  6. Step 6: Final answer
    x = 619,137.40

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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.