Home / 784,887.39-1,175,275.60-514,163.84

Finding the Fourth Proportional to 784,887.39, 1,175,275.60 and 514,163.84

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Solution

The fourth proportional to 784,887.39, 1,175,275.60 and 514,163.84 is: 769,899.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,887.39 : 1,175,275.60 = 514,163.84 : x
  2. Step 2: Convert to fraction form
    784,887.39/1,175,275.60 = 514,163.84/x
  3. Step 3: Cross multiply
    784,887.39x = 1,175,275.60 × 514,163.84
  4. Step 4: Simplify right side
    784,887.39x = 604,284,208,392.52
  5. Step 5: Solve for x
    x = 604,284,208,392.52/784,887.39
  6. Step 6: Final answer
    x = 769,899.24

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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.