Home / 722,106.12-996,192.72-435,466.92

Finding the Fourth Proportional to 722,106.12, 996,192.72 and 435,466.92

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Solution

The fourth proportional to 722,106.12, 996,192.72 and 435,466.92 is: 600,755.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,106.12 : 996,192.72 = 435,466.92 : x
  2. Step 2: Convert to fraction form
    722,106.12/996,192.72 = 435,466.92/x
  3. Step 3: Cross multiply
    722,106.12x = 996,192.72 × 435,466.92
  4. Step 4: Simplify right side
    722,106.12x = 433,808,975,504.82
  5. Step 5: Solve for x
    x = 433,808,975,504.82/722,106.12
  6. Step 6: Final answer
    x = 600,755.16

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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.