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Finding the Fourth Proportional to 346,602.80, 519,922.68 and 109,963.70

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Solution

The fourth proportional to 346,602.80, 519,922.68 and 109,963.70 is: 164,951.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,602.80 : 519,922.68 = 109,963.70 : x
  2. Step 2: Convert to fraction form
    346,602.80/519,922.68 = 109,963.70/x
  3. Step 3: Cross multiply
    346,602.80x = 519,922.68 × 109,963.70
  4. Step 4: Simplify right side
    346,602.80x = 57,172,621,606.72
  5. Step 5: Solve for x
    x = 57,172,621,606.72/346,602.80
  6. Step 6: Final answer
    x = 164,951.41

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1.5x scale

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.