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Finding the Fourth Proportional to 484,838.60, 727,202.22 and 185,312.52

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Solution

The fourth proportional to 484,838.60, 727,202.22 and 185,312.52 is: 277,947.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,838.60 : 727,202.22 = 185,312.52 : x
  2. Step 2: Convert to fraction form
    484,838.60/727,202.22 = 185,312.52/x
  3. Step 3: Cross multiply
    484,838.60x = 727,202.22 × 185,312.52
  4. Step 4: Simplify right side
    484,838.60x = 134,759,675,937.79
  5. Step 5: Solve for x
    x = 134,759,675,937.79/484,838.60
  6. Step 6: Final answer
    x = 277,947.50

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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.