Home / 578,146.26-867,214.35-451,892.57

Finding the Fourth Proportional to 578,146.26, 867,214.35 and 451,892.57

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Solution

The fourth proportional to 578,146.26, 867,214.35 and 451,892.57 is: 677,834.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,146.26 : 867,214.35 = 451,892.57 : x
  2. Step 2: Convert to fraction form
    578,146.26/867,214.35 = 451,892.57/x
  3. Step 3: Cross multiply
    578,146.26x = 867,214.35 × 451,892.57
  4. Step 4: Simplify right side
    578,146.26x = 391,887,721,904.39
  5. Step 5: Solve for x
    x = 391,887,721,904.39/578,146.26
  6. Step 6: Final answer
    x = 677,834.92

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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.