Home / 684,270.06-944,275.97-378,338.67

Finding the Fourth Proportional to 684,270.06, 944,275.97 and 378,338.67

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Solution

The fourth proportional to 684,270.06, 944,275.97 and 378,338.67 is: 522,098.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,270.06 : 944,275.97 = 378,338.67 : x
  2. Step 2: Convert to fraction form
    684,270.06/944,275.97 = 378,338.67/x
  3. Step 3: Cross multiply
    684,270.06x = 944,275.97 × 378,338.67
  4. Step 4: Simplify right side
    684,270.06x = 357,256,115,548.61
  5. Step 5: Solve for x
    x = 357,256,115,548.61/684,270.06
  6. Step 6: Final answer
    x = 522,098.13

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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.