Home / 753,629.64-1,130,444.44-353,977.24

Finding the Fourth Proportional to 753,629.64, 1,130,444.44 and 353,977.24

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Solution

The fourth proportional to 753,629.64, 1,130,444.44 and 353,977.24 is: 530,965.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,629.64 : 1,130,444.44 = 353,977.24 : x
  2. Step 2: Convert to fraction form
    753,629.64/1,130,444.44 = 353,977.24/x
  3. Step 3: Cross multiply
    753,629.64x = 1,130,444.44 × 353,977.24
  4. Step 4: Simplify right side
    753,629.64x = 400,151,602,844.55
  5. Step 5: Solve for x
    x = 400,151,602,844.55/753,629.64
  6. Step 6: Final answer
    x = 530,965.85

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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.