Home / 956,171.57-1,434,409.61-316,498.67

Finding the Fourth Proportional to 956,171.57, 1,434,409.61 and 316,498.67

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Solution

The fourth proportional to 956,171.57, 1,434,409.61 and 316,498.67 is: 474,798.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,171.57 : 1,434,409.61 = 316,498.67 : x
  2. Step 2: Convert to fraction form
    956,171.57/1,434,409.61 = 316,498.67/x
  3. Step 3: Cross multiply
    956,171.57x = 1,434,409.61 × 316,498.67
  4. Step 4: Simplify right side
    956,171.57x = 453,988,733,800.22
  5. Step 5: Solve for x
    x = 453,988,733,800.22/956,171.57
  6. Step 6: Final answer
    x = 474,798.40

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1.5x scale

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.