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Finding the Fourth Proportional to 328,155.62, 452,854.73 and 184,920.77

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Solution

The fourth proportional to 328,155.62, 452,854.73 and 184,920.77 is: 255,190.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,155.62 : 452,854.73 = 184,920.77 : x
  2. Step 2: Convert to fraction form
    328,155.62/452,854.73 = 184,920.77/x
  3. Step 3: Cross multiply
    328,155.62x = 452,854.73 × 184,920.77
  4. Step 4: Simplify right side
    328,155.62x = 83,742,246,964.18
  5. Step 5: Solve for x
    x = 83,742,246,964.18/328,155.62
  6. Step 6: Final answer
    x = 255,190.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.