Home / 571,055.32-788,299.46-384,827.61

Finding the Fourth Proportional to 571,055.32, 788,299.46 and 384,827.61

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Solution

The fourth proportional to 571,055.32, 788,299.46 and 384,827.61 is: 531,225.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,055.32 : 788,299.46 = 384,827.61 : x
  2. Step 2: Convert to fraction form
    571,055.32/788,299.46 = 384,827.61/x
  3. Step 3: Cross multiply
    571,055.32x = 788,299.46 × 384,827.61
  4. Step 4: Simplify right side
    571,055.32x = 303,359,400,997.19
  5. Step 5: Solve for x
    x = 303,359,400,997.19/571,055.32
  6. Step 6: Final answer
    x = 531,225.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.