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Finding the Fourth Proportional to 368,542.58, 552,752.35 and 102,330.01

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Solution

The fourth proportional to 368,542.58, 552,752.35 and 102,330.01 is: 153,477.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,542.58 : 552,752.35 = 102,330.01 : x
  2. Step 2: Convert to fraction form
    368,542.58/552,752.35 = 102,330.01/x
  3. Step 3: Cross multiply
    368,542.58x = 552,752.35 × 102,330.01
  4. Step 4: Simplify right side
    368,542.58x = 56,563,151,865.32
  5. Step 5: Solve for x
    x = 56,563,151,865.32/368,542.58
  6. Step 6: Final answer
    x = 153,477.93

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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.