Home / 960,288-1,325,224.17-530,595.84

Finding the Fourth Proportional to 960,288, 1,325,224.17 and 530,595.84

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Solution

The fourth proportional to 960,288, 1,325,224.17 and 530,595.84 is: 732,237.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,288 : 1,325,224.17 = 530,595.84 : x
  2. Step 2: Convert to fraction form
    960,288/1,325,224.17 = 530,595.84/x
  3. Step 3: Cross multiply
    960,288x = 1,325,224.17 × 530,595.84
  4. Step 4: Simplify right side
    960,288x = 703,158,431,669.45
  5. Step 5: Solve for x
    x = 703,158,431,669.45/960,288
  6. Step 6: Final answer
    x = 732,237.03

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1.5x scale

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.