Home / 667,232.04-920,551.46-380,545.96

Finding the Fourth Proportional to 667,232.04, 920,551.46 and 380,545.96

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Solution

The fourth proportional to 667,232.04, 920,551.46 and 380,545.96 is: 525,022.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,232.04 : 920,551.46 = 380,545.96 : x
  2. Step 2: Convert to fraction form
    667,232.04/920,551.46 = 380,545.96/x
  3. Step 3: Cross multiply
    667,232.04x = 920,551.46 × 380,545.96
  4. Step 4: Simplify right side
    667,232.04x = 350,312,139,075.10
  5. Step 5: Solve for x
    x = 350,312,139,075.10/667,232.04
  6. Step 6: Final answer
    x = 525,022.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.