Home / 734,570.20-1,101,855.30-705,539.80

Finding the Fourth Proportional to 734,570.20, 1,101,855.30 and 705,539.80

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Solution

The fourth proportional to 734,570.20, 1,101,855.30 and 705,539.80 is: 1,058,309.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,570.20 : 1,101,855.30 = 705,539.80 : x
  2. Step 2: Convert to fraction form
    734,570.20/1,101,855.30 = 705,539.80/x
  3. Step 3: Cross multiply
    734,570.20x = 1,101,855.30 × 705,539.80
  4. Step 4: Simplify right side
    734,570.20x = 777,402,767,990.94
  5. Step 5: Solve for x
    x = 777,402,767,990.94/734,570.20
  6. Step 6: Final answer
    x = 1,058,309.70

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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.