Home / 1,041,430.20-1,562,231.70-331,438.20

Finding the Fourth Proportional to 1,041,430.20, 1,562,231.70 and 331,438.20

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Solution

The fourth proportional to 1,041,430.20, 1,562,231.70 and 331,438.20 is: 497,184.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041,430.20 : 1,562,231.70 = 331,438.20 : x
  2. Step 2: Convert to fraction form
    1,041,430.20/1,562,231.70 = 331,438.20/x
  3. Step 3: Cross multiply
    1,041,430.20x = 1,562,231.70 × 331,438.20
  4. Step 4: Simplify right side
    1,041,430.20x = 517,783,262,630.94
  5. Step 5: Solve for x
    x = 517,783,262,630.94/1,041,430.20
  6. Step 6: Final answer
    x = 497,184.80

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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.