Home / 960,053.10-1,440,079.65-603,912.30

Finding the Fourth Proportional to 960,053.10, 1,440,079.65 and 603,912.30

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Solution

The fourth proportional to 960,053.10, 1,440,079.65 and 603,912.30 is: 905,868.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,053.10 : 1,440,079.65 = 603,912.30 : x
  2. Step 2: Convert to fraction form
    960,053.10/1,440,079.65 = 603,912.30/x
  3. Step 3: Cross multiply
    960,053.10x = 1,440,079.65 × 603,912.30
  4. Step 4: Simplify right side
    960,053.10x = 869,681,813,614.70
  5. Step 5: Solve for x
    x = 869,681,813,614.70/960,053.10
  6. Step 6: Final answer
    x = 905,868.45

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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.