Home / 1,300,434.60-1,950,168.02-447,266.76

Finding the Fourth Proportional to 1,300,434.60, 1,950,168.02 and 447,266.76

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Solution

The fourth proportional to 1,300,434.60, 1,950,168.02 and 447,266.76 is: 670,733.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,434.60 : 1,950,168.02 = 447,266.76 : x
  2. Step 2: Convert to fraction form
    1,300,434.60/1,950,168.02 = 447,266.76/x
  3. Step 3: Cross multiply
    1,300,434.60x = 1,950,168.02 × 447,266.76
  4. Step 4: Simplify right side
    1,300,434.60x = 872,245,331,761.02
  5. Step 5: Solve for x
    x = 872,245,331,761.02/1,300,434.60
  6. Step 6: Final answer
    x = 670,733.72

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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.