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Finding the Fourth Proportional to 255,386.94, 352,274.28 and 183,653.34

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Solution

The fourth proportional to 255,386.94, 352,274.28 and 183,653.34 is: 253,326.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,386.94 : 352,274.28 = 183,653.34 : x
  2. Step 2: Convert to fraction form
    255,386.94/352,274.28 = 183,653.34/x
  3. Step 3: Cross multiply
    255,386.94x = 352,274.28 × 183,653.34
  4. Step 4: Simplify right side
    255,386.94x = 64,696,348,118.10
  5. Step 5: Solve for x
    x = 64,696,348,118.10/255,386.94
  6. Step 6: Final answer
    x = 253,326.77

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1.5x scale

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.