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Finding the Fourth Proportional to 484,730.84, 668,698.80 and 341,569.64

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Solution

The fourth proportional to 484,730.84, 668,698.80 and 341,569.64 is: 471,204.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,730.84 : 668,698.80 = 341,569.64 : x
  2. Step 2: Convert to fraction form
    484,730.84/668,698.80 = 341,569.64/x
  3. Step 3: Cross multiply
    484,730.84x = 668,698.80 × 341,569.64
  4. Step 4: Simplify right side
    484,730.84x = 228,407,208,384.43
  5. Step 5: Solve for x
    x = 228,407,208,384.43/484,730.84
  6. Step 6: Final answer
    x = 471,204.20

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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.