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Finding the Fourth Proportional to 495,068.16, 683,194.84 and 268,713.76

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Solution

The fourth proportional to 495,068.16, 683,194.84 and 268,713.76 is: 370,825.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,068.16 : 683,194.84 = 268,713.76 : x
  2. Step 2: Convert to fraction form
    495,068.16/683,194.84 = 268,713.76/x
  3. Step 3: Cross multiply
    495,068.16x = 683,194.84 × 268,713.76
  4. Step 4: Simplify right side
    495,068.16x = 183,583,854,269.00
  5. Step 5: Solve for x
    x = 183,583,854,269.00/495,068.16
  6. Step 6: Final answer
    x = 370,825.41

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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.