Home / 757,334.88-1,045,122.06-417,803.12

Finding the Fourth Proportional to 757,334.88, 1,045,122.06 and 417,803.12

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Solution

The fourth proportional to 757,334.88, 1,045,122.06 and 417,803.12 is: 576,568.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,334.88 : 1,045,122.06 = 417,803.12 : x
  2. Step 2: Convert to fraction form
    757,334.88/1,045,122.06 = 417,803.12/x
  3. Step 3: Cross multiply
    757,334.88x = 1,045,122.06 × 417,803.12
  4. Step 4: Simplify right side
    757,334.88x = 436,655,257,448.83
  5. Step 5: Solve for x
    x = 436,655,257,448.83/757,334.88
  6. Step 6: Final answer
    x = 576,568.26

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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.