Home / 1,305,434.34-1,957,708.05-452,306.86

Finding the Fourth Proportional to 1,305,434.34, 1,957,708.05 and 452,306.86

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Solution

The fourth proportional to 1,305,434.34, 1,957,708.05 and 452,306.86 is: 678,306.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,434.34 : 1,957,708.05 = 452,306.86 : x
  2. Step 2: Convert to fraction form
    1,305,434.34/1,957,708.05 = 452,306.86/x
  3. Step 3: Cross multiply
    1,305,434.34x = 1,957,708.05 × 452,306.86
  4. Step 4: Simplify right side
    1,305,434.34x = 885,484,780,892.22
  5. Step 5: Solve for x
    x = 885,484,780,892.22/1,305,434.34
  6. Step 6: Final answer
    x = 678,306.64

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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.