Home / 456,541.44-684,441.12-190,500.32

Finding the Fourth Proportional to 456,541.44, 684,441.12 and 190,500.32

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Solution

The fourth proportional to 456,541.44, 684,441.12 and 190,500.32 is: 285,595.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,541.44 : 684,441.12 = 190,500.32 : x
  2. Step 2: Convert to fraction form
    456,541.44/684,441.12 = 190,500.32/x
  3. Step 3: Cross multiply
    456,541.44x = 684,441.12 × 190,500.32
  4. Step 4: Simplify right side
    456,541.44x = 130,386,252,381.16
  5. Step 5: Solve for x
    x = 130,386,252,381.16/456,541.44
  6. Step 6: Final answer
    x = 285,595.66

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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.