Home / 284,634.04-426,935.64-144,389.02

Finding the Fourth Proportional to 284,634.04, 426,935.64 and 144,389.02

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Solution

The fourth proportional to 284,634.04, 426,935.64 and 144,389.02 is: 216,575.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,634.04 : 426,935.64 = 144,389.02 : x
  2. Step 2: Convert to fraction form
    284,634.04/426,935.64 = 144,389.02/x
  3. Step 3: Cross multiply
    284,634.04x = 426,935.64 × 144,389.02
  4. Step 4: Simplify right side
    284,634.04x = 61,644,818,662.67
  5. Step 5: Solve for x
    x = 61,644,818,662.67/284,634.04
  6. Step 6: Final answer
    x = 216,575.71

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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.