Home / 570,418.98-787,711.61-366,823.46

Finding the Fourth Proportional to 570,418.98, 787,711.61 and 366,823.46

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Solution

The fourth proportional to 570,418.98, 787,711.61 and 366,823.46 is: 506,559.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,418.98 : 787,711.61 = 366,823.46 : x
  2. Step 2: Convert to fraction form
    570,418.98/787,711.61 = 366,823.46/x
  3. Step 3: Cross multiply
    570,418.98x = 787,711.61 × 366,823.46
  4. Step 4: Simplify right side
    570,418.98x = 288,951,097,901.58
  5. Step 5: Solve for x
    x = 288,951,097,901.58/570,418.98
  6. Step 6: Final answer
    x = 506,559.40

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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.