Home / 784,600.04-1,082,862.20-440,578.26

Finding the Fourth Proportional to 784,600.04, 1,082,862.20 and 440,578.26

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Solution

The fourth proportional to 784,600.04, 1,082,862.20 and 440,578.26 is: 608,062.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,600.04 : 1,082,862.20 = 440,578.26 : x
  2. Step 2: Convert to fraction form
    784,600.04/1,082,862.20 = 440,578.26/x
  3. Step 3: Cross multiply
    784,600.04x = 1,082,862.20 × 440,578.26
  4. Step 4: Simplify right side
    784,600.04x = 477,085,543,895.77
  5. Step 5: Solve for x
    x = 477,085,543,895.77/784,600.04
  6. Step 6: Final answer
    x = 608,062.09

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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.