Home / 759,518.96-1,139,839.16-360,161.07

Finding the Fourth Proportional to 759,518.96, 1,139,839.16 and 360,161.07

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Solution

The fourth proportional to 759,518.96, 1,139,839.16 and 360,161.07 is: 540,507.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,518.96 : 1,139,839.16 = 360,161.07 : x
  2. Step 2: Convert to fraction form
    759,518.96/1,139,839.16 = 360,161.07/x
  3. Step 3: Cross multiply
    759,518.96x = 1,139,839.16 × 360,161.07
  4. Step 4: Simplify right side
    759,518.96x = 410,525,689,692.70
  5. Step 5: Solve for x
    x = 410,525,689,692.70/759,518.96
  6. Step 6: Final answer
    x = 540,507.50

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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.