Home / 790,189.46-1,090,461.42-427,613.31

Finding the Fourth Proportional to 790,189.46, 1,090,461.42 and 427,613.31

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Solution

The fourth proportional to 790,189.46, 1,090,461.42 and 427,613.31 is: 590,106.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,189.46 : 1,090,461.42 = 427,613.31 : x
  2. Step 2: Convert to fraction form
    790,189.46/1,090,461.42 = 427,613.31/x
  3. Step 3: Cross multiply
    790,189.46x = 1,090,461.42 × 427,613.31
  4. Step 4: Simplify right side
    790,189.46x = 466,295,817,233.50
  5. Step 5: Solve for x
    x = 466,295,817,233.50/790,189.46
  6. Step 6: Final answer
    x = 590,106.35

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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.