Home / 570,824.82-787,674.69-316,112.22

Finding the Fourth Proportional to 570,824.82, 787,674.69 and 316,112.22

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Solution

The fourth proportional to 570,824.82, 787,674.69 and 316,112.22 is: 436,199.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,824.82 : 787,674.69 = 316,112.22 : x
  2. Step 2: Convert to fraction form
    570,824.82/787,674.69 = 316,112.22/x
  3. Step 3: Cross multiply
    570,824.82x = 787,674.69 × 316,112.22
  4. Step 4: Simplify right side
    570,824.82x = 248,993,595,282.34
  5. Step 5: Solve for x
    x = 248,993,595,282.34/570,824.82
  6. Step 6: Final answer
    x = 436,199.66

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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.