Home / 1,538,378.16-2,307,785.94-473,508.96

Finding the Fourth Proportional to 1,538,378.16, 2,307,785.94 and 473,508.96

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Solution

The fourth proportional to 1,538,378.16, 2,307,785.94 and 473,508.96 is: 710,330.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,378.16 : 2,307,785.94 = 473,508.96 : x
  2. Step 2: Convert to fraction form
    1,538,378.16/2,307,785.94 = 473,508.96/x
  3. Step 3: Cross multiply
    1,538,378.16x = 2,307,785.94 × 473,508.96
  4. Step 4: Simplify right side
    1,538,378.16x = 1,092,757,320,352.02
  5. Step 5: Solve for x
    x = 1,092,757,320,352.02/1,538,378.16
  6. Step 6: Final answer
    x = 710,330.76

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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.