Home / 495,068.64-683,207.10-268,713.60

Finding the Fourth Proportional to 495,068.64, 683,207.10 and 268,713.60

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Solution

The fourth proportional to 495,068.64, 683,207.10 and 268,713.60 is: 370,831.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,068.64 : 683,207.10 = 268,713.60 : x
  2. Step 2: Convert to fraction form
    495,068.64/683,207.10 = 268,713.60/x
  3. Step 3: Cross multiply
    495,068.64x = 683,207.10 × 268,713.60
  4. Step 4: Simplify right side
    495,068.64x = 183,587,039,386.56
  5. Step 5: Solve for x
    x = 183,587,039,386.56/495,068.64
  6. Step 6: Final answer
    x = 370,831.49

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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.