Home / 443,452.07-611,964.43-252,465.46

Finding the Fourth Proportional to 443,452.07, 611,964.43 and 252,465.46

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Solution

The fourth proportional to 443,452.07, 611,964.43 and 252,465.46 is: 348,402.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,452.07 : 611,964.43 = 252,465.46 : x
  2. Step 2: Convert to fraction form
    443,452.07/611,964.43 = 252,465.46/x
  3. Step 3: Cross multiply
    443,452.07x = 611,964.43 × 252,465.46
  4. Step 4: Simplify right side
    443,452.07x = 154,499,881,323.59
  5. Step 5: Solve for x
    x = 154,499,881,323.59/443,452.07
  6. Step 6: Final answer
    x = 348,402.66

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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.