Home / 960,320.25-1,325,268.69-530,628.21

Finding the Fourth Proportional to 960,320.25, 1,325,268.69 and 530,628.21

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Solution

The fourth proportional to 960,320.25, 1,325,268.69 and 530,628.21 is: 732,281.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,320.25 : 1,325,268.69 = 530,628.21 : x
  2. Step 2: Convert to fraction form
    960,320.25/1,325,268.69 = 530,628.21/x
  3. Step 3: Cross multiply
    960,320.25x = 1,325,268.69 × 530,628.21
  4. Step 4: Simplify right side
    960,320.25x = 703,224,952,743.75
  5. Step 5: Solve for x
    x = 703,224,952,743.75/960,320.25
  6. Step 6: Final answer
    x = 732,281.71

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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.