Home / 956,074.62-1,434,112.05-316,206.60

Finding the Fourth Proportional to 956,074.62, 1,434,112.05 and 316,206.60

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Solution

The fourth proportional to 956,074.62, 1,434,112.05 and 316,206.60 is: 474,309.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,074.62 : 1,434,112.05 = 316,206.60 : x
  2. Step 2: Convert to fraction form
    956,074.62/1,434,112.05 = 316,206.60/x
  3. Step 3: Cross multiply
    956,074.62x = 1,434,112.05 × 316,206.60
  4. Step 4: Simplify right side
    956,074.62x = 453,475,695,349.53
  5. Step 5: Solve for x
    x = 453,475,695,349.53/956,074.62
  6. Step 6: Final answer
    x = 474,309.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.