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Finding the Fourth Proportional to 551,728.04, 827,602.47 and 152,379.44

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Solution

The fourth proportional to 551,728.04, 827,602.47 and 152,379.44 is: 228,572.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,728.04 : 827,602.47 = 152,379.44 : x
  2. Step 2: Convert to fraction form
    551,728.04/827,602.47 = 152,379.44/x
  3. Step 3: Cross multiply
    551,728.04x = 827,602.47 × 152,379.44
  4. Step 4: Simplify right side
    551,728.04x = 126,109,599,886.71
  5. Step 5: Solve for x
    x = 126,109,599,886.71/551,728.04
  6. Step 6: Final answer
    x = 228,572.04

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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.