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Finding the Fourth Proportional to 474,270.01, 654,476.04 and 270,386.59

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Solution

The fourth proportional to 474,270.01, 654,476.04 and 270,386.59 is: 373,124.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,270.01 : 654,476.04 = 270,386.59 : x
  2. Step 2: Convert to fraction form
    474,270.01/654,476.04 = 270,386.59/x
  3. Step 3: Cross multiply
    474,270.01x = 654,476.04 × 270,386.59
  4. Step 4: Simplify right side
    474,270.01x = 176,961,544,692.30
  5. Step 5: Solve for x
    x = 176,961,544,692.30/474,270.01
  6. Step 6: Final answer
    x = 373,124.05

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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.