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Finding the Fourth Proportional to 295,632.71, 407,973.53 and 168,308.30

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Solution

The fourth proportional to 295,632.71, 407,973.53 and 168,308.30 is: 232,265.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,632.71 : 407,973.53 = 168,308.30 : x
  2. Step 2: Convert to fraction form
    295,632.71/407,973.53 = 168,308.30/x
  3. Step 3: Cross multiply
    295,632.71x = 407,973.53 × 168,308.30
  4. Step 4: Simplify right side
    295,632.71x = 68,665,331,457.69
  5. Step 5: Solve for x
    x = 68,665,331,457.69/295,632.71
  6. Step 6: Final answer
    x = 232,265.67

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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.