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Finding the Fourth Proportional to 360,595.62, 540,921.88 and 120,710.94

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Solution

The fourth proportional to 360,595.62, 540,921.88 and 120,710.94 is: 181,075.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,595.62 : 540,921.88 = 120,710.94 : x
  2. Step 2: Convert to fraction form
    360,595.62/540,921.88 = 120,710.94/x
  3. Step 3: Cross multiply
    360,595.62x = 540,921.88 × 120,710.94
  4. Step 4: Simplify right side
    360,595.62x = 65,295,190,328.05
  5. Step 5: Solve for x
    x = 65,295,190,328.05/360,595.62
  6. Step 6: Final answer
    x = 181,075.94

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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.