Home / 495,054.31-683,176.26-268,699.81

Finding the Fourth Proportional to 495,054.31, 683,176.26 and 268,699.81

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Solution

The fourth proportional to 495,054.31, 683,176.26 and 268,699.81 is: 370,806.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,054.31 : 683,176.26 = 268,699.81 : x
  2. Step 2: Convert to fraction form
    495,054.31/683,176.26 = 268,699.81/x
  3. Step 3: Cross multiply
    495,054.31x = 683,176.26 × 268,699.81
  4. Step 4: Simplify right side
    495,054.31x = 183,569,331,258.51
  5. Step 5: Solve for x
    x = 183,569,331,258.51/495,054.31
  6. Step 6: Final answer
    x = 370,806.45

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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.