Home / 1,041,236.72-1,562,095.68-442,217.48

Finding the Fourth Proportional to 1,041,236.72, 1,562,095.68 and 442,217.48

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Solution

The fourth proportional to 1,041,236.72, 1,562,095.68 and 442,217.48 is: 663,428.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041,236.72 : 1,562,095.68 = 442,217.48 : x
  2. Step 2: Convert to fraction form
    1,041,236.72/1,562,095.68 = 442,217.48/x
  3. Step 3: Cross multiply
    1,041,236.72x = 1,562,095.68 × 442,217.48
  4. Step 4: Simplify right side
    1,041,236.72x = 690,786,015,128.49
  5. Step 5: Solve for x
    x = 690,786,015,128.49/1,041,236.72
  6. Step 6: Final answer
    x = 663,428.40

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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.