Home / 746,527.80-1,119,791.70-447,929.40

Finding the Fourth Proportional to 746,527.80, 1,119,791.70 and 447,929.40

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Solution

The fourth proportional to 746,527.80, 1,119,791.70 and 447,929.40 is: 671,894.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,527.80 : 1,119,791.70 = 447,929.40 : x
  2. Step 2: Convert to fraction form
    746,527.80/1,119,791.70 = 447,929.40/x
  3. Step 3: Cross multiply
    746,527.80x = 1,119,791.70 × 447,929.40
  4. Step 4: Simplify right side
    746,527.80x = 501,587,624,305.98
  5. Step 5: Solve for x
    x = 501,587,624,305.98/746,527.80
  6. Step 6: Final answer
    x = 671,894.10

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1.5x scale

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.