Home / 552,131.20-829,071.60-403,415.20

Finding the Fourth Proportional to 552,131.20, 829,071.60 and 403,415.20

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Solution

The fourth proportional to 552,131.20, 829,071.60 and 403,415.20 is: 605,761.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,131.20 : 829,071.60 = 403,415.20 : x
  2. Step 2: Convert to fraction form
    552,131.20/829,071.60 = 403,415.20/x
  3. Step 3: Cross multiply
    552,131.20x = 829,071.60 × 403,415.20
  4. Step 4: Simplify right side
    552,131.20x = 334,460,085,328.32
  5. Step 5: Solve for x
    x = 334,460,085,328.32/552,131.20
  6. Step 6: Final answer
    x = 605,761.97

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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.