Home / 379,815.84-522,946.08-334,463.04

Finding the Fourth Proportional to 379,815.84, 522,946.08 and 334,463.04

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Solution

The fourth proportional to 379,815.84, 522,946.08 and 334,463.04 is: 460,502.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,815.84 : 522,946.08 = 334,463.04 : x
  2. Step 2: Convert to fraction form
    379,815.84/522,946.08 = 334,463.04/x
  3. Step 3: Cross multiply
    379,815.84x = 522,946.08 × 334,463.04
  4. Step 4: Simplify right side
    379,815.84x = 174,906,135,672.88
  5. Step 5: Solve for x
    x = 174,906,135,672.88/379,815.84
  6. Step 6: Final answer
    x = 460,502.48

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1.5x scale

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.