Home / 369,948.90-554,711.39-113,714.74

Finding the Fourth Proportional to 369,948.90, 554,711.39 and 113,714.74

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Solution

The fourth proportional to 369,948.90, 554,711.39 and 113,714.74 is: 170,506.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,948.90 : 554,711.39 = 113,714.74 : x
  2. Step 2: Convert to fraction form
    369,948.90/554,711.39 = 113,714.74/x
  3. Step 3: Cross multiply
    369,948.90x = 554,711.39 × 113,714.74
  4. Step 4: Simplify right side
    369,948.90x = 63,078,858,146.76
  5. Step 5: Solve for x
    x = 63,078,858,146.76/369,948.90
  6. Step 6: Final answer
    x = 170,506.95

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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.