Home / 868,193.60-1,302,339.63-269,239.91

Finding the Fourth Proportional to 868,193.60, 1,302,339.63 and 269,239.91

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Solution

The fourth proportional to 868,193.60, 1,302,339.63 and 269,239.91 is: 403,875.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,193.60 : 1,302,339.63 = 269,239.91 : x
  2. Step 2: Convert to fraction form
    868,193.60/1,302,339.63 = 269,239.91/x
  3. Step 3: Cross multiply
    868,193.60x = 1,302,339.63 × 269,239.91
  4. Step 4: Simplify right side
    868,193.60x = 350,641,804,770.63
  5. Step 5: Solve for x
    x = 350,641,804,770.63/868,193.60
  6. Step 6: Final answer
    x = 403,875.13

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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.