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Finding the Fourth Proportional to 431,265.81, 595,150.88 and 237,680.50

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Solution

The fourth proportional to 431,265.81, 595,150.88 and 237,680.50 is: 328,001.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,265.81 : 595,150.88 = 237,680.50 : x
  2. Step 2: Convert to fraction form
    431,265.81/595,150.88 = 237,680.50/x
  3. Step 3: Cross multiply
    431,265.81x = 595,150.88 × 237,680.50
  4. Step 4: Simplify right side
    431,265.81x = 141,455,760,602.08
  5. Step 5: Solve for x
    x = 141,455,760,602.08/431,265.81
  6. Step 6: Final answer
    x = 328,001.34

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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.