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Finding the Fourth Proportional to 304,432.67, 420,110.79 and 168,466.52

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Solution

The fourth proportional to 304,432.67, 420,110.79 and 168,466.52 is: 232,480.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,432.67 : 420,110.79 = 168,466.52 : x
  2. Step 2: Convert to fraction form
    304,432.67/420,110.79 = 168,466.52/x
  3. Step 3: Cross multiply
    304,432.67x = 420,110.79 × 168,466.52
  4. Step 4: Simplify right side
    304,432.67x = 70,774,602,805.75
  5. Step 5: Solve for x
    x = 70,774,602,805.75/304,432.67
  6. Step 6: Final answer
    x = 232,480.31

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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.