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Finding the Fourth Proportional to 337,072, 465,159.36 and 186,178.72

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Solution

The fourth proportional to 337,072, 465,159.36 and 186,178.72 is: 256,926.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,072 : 465,159.36 = 186,178.72 : x
  2. Step 2: Convert to fraction form
    337,072/465,159.36 = 186,178.72/x
  3. Step 3: Cross multiply
    337,072x = 465,159.36 × 186,178.72
  4. Step 4: Simplify right side
    337,072x = 86,602,774,240.82
  5. Step 5: Solve for x
    x = 86,602,774,240.82/337,072
  6. Step 6: Final answer
    x = 256,926.63

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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.