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Finding the Fourth Proportional to 363,555.02, 545,051.55 and 183,547.81

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Solution

The fourth proportional to 363,555.02, 545,051.55 and 183,547.81 is: 275,179.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,555.02 : 545,051.55 = 183,547.81 : x
  2. Step 2: Convert to fraction form
    363,555.02/545,051.55 = 183,547.81/x
  3. Step 3: Cross multiply
    363,555.02x = 545,051.55 × 183,547.81
  4. Step 4: Simplify right side
    363,555.02x = 100,043,018,339.61
  5. Step 5: Solve for x
    x = 100,043,018,339.61/363,555.02
  6. Step 6: Final answer
    x = 275,179.86

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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.