Home / 867,911.70-1,302,075.48-362,191.34

Finding the Fourth Proportional to 867,911.70, 1,302,075.48 and 362,191.34

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Solution

The fourth proportional to 867,911.70, 1,302,075.48 and 362,191.34 is: 543,373.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,911.70 : 1,302,075.48 = 362,191.34 : x
  2. Step 2: Convert to fraction form
    867,911.70/1,302,075.48 = 362,191.34/x
  3. Step 3: Cross multiply
    867,911.70x = 1,302,075.48 × 362,191.34
  4. Step 4: Simplify right side
    867,911.70x = 471,600,462,882.34
  5. Step 5: Solve for x
    x = 471,600,462,882.34/867,911.70
  6. Step 6: Final answer
    x = 543,373.78

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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.