Home / 302,109.12-452,812.32-267,117.12

Finding the Fourth Proportional to 302,109.12, 452,812.32 and 267,117.12

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Solution

The fourth proportional to 302,109.12, 452,812.32 and 267,117.12 is: 400,365.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,109.12 : 452,812.32 = 267,117.12 : x
  2. Step 2: Convert to fraction form
    302,109.12/452,812.32 = 267,117.12/x
  3. Step 3: Cross multiply
    302,109.12x = 452,812.32 × 267,117.12
  4. Step 4: Simplify right side
    302,109.12x = 120,953,922,818.92
  5. Step 5: Solve for x
    x = 120,953,922,818.92/302,109.12
  6. Step 6: Final answer
    x = 400,365.02

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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.