Home / 495,031.60-683,139.48-268,677.04

Finding the Fourth Proportional to 495,031.60, 683,139.48 and 268,677.04

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Solution

The fourth proportional to 495,031.60, 683,139.48 and 268,677.04 is: 370,772.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,031.60 : 683,139.48 = 268,677.04 : x
  2. Step 2: Convert to fraction form
    495,031.60/683,139.48 = 268,677.04/x
  3. Step 3: Cross multiply
    495,031.60x = 683,139.48 × 268,677.04
  4. Step 4: Simplify right side
    495,031.60x = 183,543,893,393.54
  5. Step 5: Solve for x
    x = 183,543,893,393.54/495,031.60
  6. Step 6: Final answer
    x = 370,772.07

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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.