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Finding the Fourth Proportional to 417,165.06, 575,692.20 and 245,090.22

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Solution

The fourth proportional to 417,165.06, 575,692.20 and 245,090.22 is: 338,227.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,165.06 : 575,692.20 = 245,090.22 : x
  2. Step 2: Convert to fraction form
    417,165.06/575,692.20 = 245,090.22/x
  3. Step 3: Cross multiply
    417,165.06x = 575,692.20 × 245,090.22
  4. Step 4: Simplify right side
    417,165.06x = 141,096,527,950.28
  5. Step 5: Solve for x
    x = 141,096,527,950.28/417,165.06
  6. Step 6: Final answer
    x = 338,227.10

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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.