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Finding the Fourth Proportional to 365,890.17, 548,818.79 and 152,570.19

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Solution

The fourth proportional to 365,890.17, 548,818.79 and 152,570.19 is: 228,848.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,890.17 : 548,818.79 = 152,570.19 : x
  2. Step 2: Convert to fraction form
    365,890.17/548,818.79 = 152,570.19/x
  3. Step 3: Cross multiply
    365,890.17x = 548,818.79 × 152,570.19
  4. Step 4: Simplify right side
    365,890.17x = 83,733,386,303.02
  5. Step 5: Solve for x
    x = 83,733,386,303.02/365,890.17
  6. Step 6: Final answer
    x = 228,848.42

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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.