Home / 684,261.12-1,026,129.28-234,898.24

Finding the Fourth Proportional to 684,261.12, 1,026,129.28 and 234,898.24

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Solution

The fourth proportional to 684,261.12, 1,026,129.28 and 234,898.24 is: 352,257.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,261.12 : 1,026,129.28 = 234,898.24 : x
  2. Step 2: Convert to fraction form
    684,261.12/1,026,129.28 = 234,898.24/x
  3. Step 3: Cross multiply
    684,261.12x = 1,026,129.28 × 234,898.24
  4. Step 4: Simplify right side
    684,261.12x = 241,035,961,884.47
  5. Step 5: Solve for x
    x = 241,035,961,884.47/684,261.12
  6. Step 6: Final answer
    x = 352,257.28

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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.