Home / 302,686.25-452,908.38-189,464.45

Finding the Fourth Proportional to 302,686.25, 452,908.38 and 189,464.45

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Solution

The fourth proportional to 302,686.25, 452,908.38 and 189,464.45 is: 283,495.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,686.25 : 452,908.38 = 189,464.45 : x
  2. Step 2: Convert to fraction form
    302,686.25/452,908.38 = 189,464.45/x
  3. Step 3: Cross multiply
    302,686.25x = 452,908.38 × 189,464.45
  4. Step 4: Simplify right side
    302,686.25x = 85,810,037,117.09
  5. Step 5: Solve for x
    x = 85,810,037,117.09/302,686.25
  6. Step 6: Final answer
    x = 283,495.00

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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.