Home / 846,352.71-1,167,988.22-464,379.39

Finding the Fourth Proportional to 846,352.71, 1,167,988.22 and 464,379.39

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Solution

The fourth proportional to 846,352.71, 1,167,988.22 and 464,379.39 is: 640,855.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,352.71 : 1,167,988.22 = 464,379.39 : x
  2. Step 2: Convert to fraction form
    846,352.71/1,167,988.22 = 464,379.39/x
  3. Step 3: Cross multiply
    846,352.71x = 1,167,988.22 × 464,379.39
  4. Step 4: Simplify right side
    846,352.71x = 542,389,657,130.79
  5. Step 5: Solve for x
    x = 542,389,657,130.79/846,352.71
  6. Step 6: Final answer
    x = 640,855.34

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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.