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Finding the Fourth Proportional to 268,814.37, 370,963.80 and 146,307.62

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Solution

The fourth proportional to 268,814.37, 370,963.80 and 146,307.62 is: 201,904.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,814.37 : 370,963.80 = 146,307.62 : x
  2. Step 2: Convert to fraction form
    268,814.37/370,963.80 = 146,307.62/x
  3. Step 3: Cross multiply
    268,814.37x = 370,963.80 × 146,307.62
  4. Step 4: Simplify right side
    268,814.37x = 54,274,832,402.69
  5. Step 5: Solve for x
    x = 54,274,832,402.69/268,814.37
  6. Step 6: Final answer
    x = 201,904.51

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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.