Home / 1,016,172.95-1,524,849.92-455,207.45

Finding the Fourth Proportional to 1,016,172.95, 1,524,849.92 and 455,207.45

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Solution

The fourth proportional to 1,016,172.95, 1,524,849.92 and 455,207.45 is: 683,075.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,172.95 : 1,524,849.92 = 455,207.45 : x
  2. Step 2: Convert to fraction form
    1,016,172.95/1,524,849.92 = 455,207.45/x
  3. Step 3: Cross multiply
    1,016,172.95x = 1,524,849.92 × 455,207.45
  4. Step 4: Simplify right side
    1,016,172.95x = 694,123,048,666.05
  5. Step 5: Solve for x
    x = 694,123,048,666.05/1,016,172.95
  6. Step 6: Final answer
    x = 683,075.70

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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.