Home / 482,569.29-665,946.40-267,709.35

Finding the Fourth Proportional to 482,569.29, 665,946.40 and 267,709.35

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Solution

The fourth proportional to 482,569.29, 665,946.40 and 267,709.35 is: 369,439.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,569.29 : 665,946.40 = 267,709.35 : x
  2. Step 2: Convert to fraction form
    482,569.29/665,946.40 = 267,709.35/x
  3. Step 3: Cross multiply
    482,569.29x = 665,946.40 × 267,709.35
  4. Step 4: Simplify right side
    482,569.29x = 178,280,077,209.57
  5. Step 5: Solve for x
    x = 178,280,077,209.57/482,569.29
  6. Step 6: Final answer
    x = 369,439.33

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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.