Home / 964,797.68-1,331,206.28-556,813.12

Finding the Fourth Proportional to 964,797.68, 1,331,206.28 and 556,813.12

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Solution

The fourth proportional to 964,797.68, 1,331,206.28 and 556,813.12 is: 768,278.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,797.68 : 1,331,206.28 = 556,813.12 : x
  2. Step 2: Convert to fraction form
    964,797.68/1,331,206.28 = 556,813.12/x
  3. Step 3: Cross multiply
    964,797.68x = 1,331,206.28 × 556,813.12
  4. Step 4: Simplify right side
    964,797.68x = 741,233,122,130.39
  5. Step 5: Solve for x
    x = 741,233,122,130.39/964,797.68
  6. Step 6: Final answer
    x = 768,278.30

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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.