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Finding the Fourth Proportional to 360,476.89, 497,460.69 and 197,134.12

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Solution

The fourth proportional to 360,476.89, 497,460.69 and 197,134.12 is: 272,046.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,476.89 : 497,460.69 = 197,134.12 : x
  2. Step 2: Convert to fraction form
    360,476.89/497,460.69 = 197,134.12/x
  3. Step 3: Cross multiply
    360,476.89x = 497,460.69 × 197,134.12
  4. Step 4: Simplify right side
    360,476.89x = 98,066,475,357.74
  5. Step 5: Solve for x
    x = 98,066,475,357.74/360,476.89
  6. Step 6: Final answer
    x = 272,046.50

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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.