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Finding the Fourth Proportional to 473,870.72, 710,930.75 and 170,295.54

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Solution

The fourth proportional to 473,870.72, 710,930.75 and 170,295.54 is: 255,488.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,870.72 : 710,930.75 = 170,295.54 : x
  2. Step 2: Convert to fraction form
    473,870.72/710,930.75 = 170,295.54/x
  3. Step 3: Cross multiply
    473,870.72x = 710,930.75 × 170,295.54
  4. Step 4: Simplify right side
    473,870.72x = 121,068,335,122.38
  5. Step 5: Solve for x
    x = 121,068,335,122.38/473,870.72
  6. Step 6: Final answer
    x = 255,488.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.